217865718

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{233}}^1$

素因数の和:470

約数の個数: 96

約数和(自身を含む): 558073152

約数和(自身を除く): 340207434

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 63, 82, 123, 126, 181, 233, 246, 287, 362, 369, 466, 543, 574, 699, 738, 861, 1086, 1267, 1398, 1629, 1631, 1722, 2097, 2534, 2583, 3258, 3262, 3801, 4194, 4893, 5166, 7421, 7602, 9553, 9786, 11403, 14679, 14842, 19106, 22263, 22806, 28659, 29358, 42173, 44526, 51947, 57318, 66789, 66871, 84346, 85977, 103894, 126519, 133578, 133742, 155841, 171954, 200613, 253038, 295211, 311682, 379557, 401226, 467523, 590422, 601839, 759114, 885633, 935046, 1203678, 1729093, 1771266, 2656899, 3458186, 5187279, 5313798, 10374558, 12103651, 15561837, 24207302, 31123674, 36310953, 72621906, 108932859, 217865718]

約数ペア:

[(1, 217865718), (2, 108932859), (3, 72621906), (6, 36310953), (7, 31123674), (9, 24207302), (14, 15561837), (18, 12103651), (21, 10374558), (41, 5313798), (42, 5187279), (63, 3458186), (82, 2656899), (123, 1771266), (126, 1729093), (181, 1203678), (233, 935046), (246, 885633), (287, 759114), (362, 601839), (369, 590422), (466, 467523), (543, 401226), (574, 379557), (699, 311682), (738, 295211), (861, 253038), (1086, 200613), (1267, 171954), (1398, 155841), (1629, 133742), (1631, 133578), (1722, 126519), (2097, 103894), (2534, 85977), (2583, 84346), (3258, 66871), (3262, 66789), (3801, 57318), (4194, 51947), (4893, 44526), (5166, 42173), (7421, 29358), (7602, 28659), (9553, 22806), (9786, 22263), (11403, 19106), (14679, 14842)]