257471802

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2273}}^1$

素因数の和:2348

約数の個数: 96

約数和(自身を含む): 681108480

約数和(自身を除く): 423636678

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 31, 42, 58, 62, 63, 87, 93, 126, 174, 186, 203, 217, 261, 279, 406, 434, 522, 558, 609, 651, 899, 1218, 1302, 1798, 1827, 1953, 2273, 2697, 3654, 3906, 4546, 5394, 6293, 6819, 8091, 12586, 13638, 15911, 16182, 18879, 20457, 31822, 37758, 40914, 47733, 56637, 65917, 70463, 95466, 113274, 131834, 140926, 143199, 197751, 211389, 286398, 395502, 422778, 461419, 493241, 593253, 634167, 922838, 986482, 1186506, 1268334, 1384257, 1479723, 2043427, 2768514, 2959446, 4086854, 4152771, 4439169, 6130281, 8305542, 8878338, 12260562, 14303989, 18390843, 28607978, 36781686, 42911967, 85823934, 128735901, 257471802]

約数ペア:

[(1, 257471802), (2, 128735901), (3, 85823934), (6, 42911967), (7, 36781686), (9, 28607978), (14, 18390843), (18, 14303989), (21, 12260562), (29, 8878338), (31, 8305542), (42, 6130281), (58, 4439169), (62, 4152771), (63, 4086854), (87, 2959446), (93, 2768514), (126, 2043427), (174, 1479723), (186, 1384257), (203, 1268334), (217, 1186506), (261, 986482), (279, 922838), (406, 634167), (434, 593253), (522, 493241), (558, 461419), (609, 422778), (651, 395502), (899, 286398), (1218, 211389), (1302, 197751), (1798, 143199), (1827, 140926), (1953, 131834), (2273, 113274), (2697, 95466), (3654, 70463), (3906, 65917), (4546, 56637), (5394, 47733), (6293, 40914), (6819, 37758), (8091, 31822), (12586, 20457), (13638, 18879), (15911, 16182)]