389634786

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1229}}^1$

素因数の和:1365

約数の個数: 80

約数和(自身を含む): 928699200

約数和(自身を除く): 539064414

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 103, 114, 162, 171, 206, 309, 342, 513, 618, 927, 1026, 1229, 1539, 1854, 1957, 2458, 2781, 3078, 3687, 3914, 5562, 5871, 7374, 8343, 11061, 11742, 16686, 17613, 22122, 23351, 33183, 35226, 46702, 52839, 66366, 70053, 99549, 105678, 126587, 140106, 158517, 199098, 210159, 253174, 317034, 379761, 420318, 630477, 759522, 1139283, 1260954, 1891431, 2278566, 2405153, 3417849, 3782862, 4810306, 6835698, 7215459, 10253547, 14430918, 20507094, 21646377, 43292754, 64939131, 129878262, 194817393, 389634786]

約数ペア:

[(1, 389634786), (2, 194817393), (3, 129878262), (6, 64939131), (9, 43292754), (18, 21646377), (19, 20507094), (27, 14430918), (38, 10253547), (54, 7215459), (57, 6835698), (81, 4810306), (103, 3782862), (114, 3417849), (162, 2405153), (171, 2278566), (206, 1891431), (309, 1260954), (342, 1139283), (513, 759522), (618, 630477), (927, 420318), (1026, 379761), (1229, 317034), (1539, 253174), (1854, 210159), (1957, 199098), (2458, 158517), (2781, 140106), (3078, 126587), (3687, 105678), (3914, 99549), (5562, 70053), (5871, 66366), (7374, 52839), (8343, 46702), (11061, 35226), (11742, 33183), (16686, 23351), (17613, 22122)]