31157226

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:300

約数の個数: 96

約数和(自身を含む): 78848640

約数和(自身を除く): 47691414

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 23, 34, 38, 46, 51, 57, 69, 102, 114, 138, 153, 171, 207, 233, 306, 323, 342, 391, 414, 437, 466, 646, 699, 782, 874, 969, 1173, 1311, 1398, 1938, 2097, 2346, 2622, 2907, 3519, 3933, 3961, 4194, 4427, 5359, 5814, 7038, 7429, 7866, 7922, 8854, 10718, 11883, 13281, 14858, 16077, 22287, 23766, 26562, 32154, 35649, 39843, 44574, 48231, 66861, 71298, 75259, 79686, 91103, 96462, 101821, 133722, 150518, 182206, 203642, 225777, 273309, 305463, 451554, 546618, 610926, 677331, 819927, 916389, 1354662, 1639854, 1730957, 1832778, 3461914, 5192871, 10385742, 15578613, 31157226]

約数ペア:

[(1, 31157226), (2, 15578613), (3, 10385742), (6, 5192871), (9, 3461914), (17, 1832778), (18, 1730957), (19, 1639854), (23, 1354662), (34, 916389), (38, 819927), (46, 677331), (51, 610926), (57, 546618), (69, 451554), (102, 305463), (114, 273309), (138, 225777), (153, 203642), (171, 182206), (207, 150518), (233, 133722), (306, 101821), (323, 96462), (342, 91103), (391, 79686), (414, 75259), (437, 71298), (466, 66861), (646, 48231), (699, 44574), (782, 39843), (874, 35649), (969, 32154), (1173, 26562), (1311, 23766), (1398, 22287), (1938, 16077), (2097, 14858), (2346, 13281), (2622, 11883), (2907, 10718), (3519, 8854), (3933, 7922), (3961, 7866), (4194, 7429), (4427, 7038), (5359, 5814)]