421478862

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:318

約数の個数: 128

約数和(自身を含む): 1058365440

約数和(自身を除く): 636886578

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 43, 57, 71, 86, 114, 129, 133, 142, 173, 213, 258, 266, 301, 346, 399, 426, 497, 519, 602, 798, 817, 903, 994, 1038, 1211, 1349, 1491, 1634, 1806, 2422, 2451, 2698, 2982, 3053, 3287, 3633, 4047, 4902, 5719, 6106, 6574, 7266, 7439, 8094, 9159, 9443, 9861, 11438, 12283, 14878, 17157, 18318, 18886, 19722, 21371, 22317, 23009, 24566, 28329, 34314, 36849, 42742, 44634, 46018, 52073, 56658, 58007, 64113, 69027, 73698, 85981, 104146, 116014, 128226, 138054, 141341, 156219, 171962, 174021, 233377, 257943, 282682, 312438, 348042, 406049, 424023, 466754, 515886, 528169, 700131, 812098, 848046, 989387, 1056338, 1218147, 1400262, 1584507, 1633639, 1978774, 2436294, 2968161, 3169014, 3267278, 3697183, 4900917, 5936322, 7394366, 9801834, 10035211, 11091549, 20070422, 22183098, 30105633, 60211266, 70246477, 140492954, 210739431, 421478862]

約数ペア:

[(1, 421478862), (2, 210739431), (3, 140492954), (6, 70246477), (7, 60211266), (14, 30105633), (19, 22183098), (21, 20070422), (38, 11091549), (42, 10035211), (43, 9801834), (57, 7394366), (71, 5936322), (86, 4900917), (114, 3697183), (129, 3267278), (133, 3169014), (142, 2968161), (173, 2436294), (213, 1978774), (258, 1633639), (266, 1584507), (301, 1400262), (346, 1218147), (399, 1056338), (426, 989387), (497, 848046), (519, 812098), (602, 700131), (798, 528169), (817, 515886), (903, 466754), (994, 424023), (1038, 406049), (1211, 348042), (1349, 312438), (1491, 282682), (1634, 257943), (1806, 233377), (2422, 174021), (2451, 171962), (2698, 156219), (2982, 141341), (3053, 138054), (3287, 128226), (3633, 116014), (4047, 104146), (4902, 85981), (5719, 73698), (6106, 69027), (6574, 64113), (7266, 58007), (7439, 56658), (8094, 52073), (9159, 46018), (9443, 44634), (9861, 42742), (11438, 36849), (12283, 34314), (14878, 28329), (17157, 24566), (18318, 23009), (18886, 22317), (19722, 21371)]