1721000898

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{44699}}^1$

素因数の和:44764

約数の個数: 64

約数和(自身を含む): 4119552000

約数和(自身を除く): 2398551102

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 31, 46, 54, 62, 69, 93, 138, 186, 207, 279, 414, 558, 621, 713, 837, 1242, 1426, 1674, 2139, 4278, 6417, 12834, 19251, 38502, 44699, 89398, 134097, 268194, 402291, 804582, 1028077, 1206873, 1385669, 2056154, 2413746, 2771338, 3084231, 4157007, 6168462, 8314014, 9252693, 12471021, 18505386, 24942042, 27758079, 31870387, 37413063, 55516158, 63740774, 74826126, 95611161, 191222322, 286833483, 573666966, 860500449, 1721000898]

約数ペア:

[(1, 1721000898), (2, 860500449), (3, 573666966), (6, 286833483), (9, 191222322), (18, 95611161), (23, 74826126), (27, 63740774), (31, 55516158), (46, 37413063), (54, 31870387), (62, 27758079), (69, 24942042), (93, 18505386), (138, 12471021), (186, 9252693), (207, 8314014), (279, 6168462), (414, 4157007), (558, 3084231), (621, 2771338), (713, 2413746), (837, 2056154), (1242, 1385669), (1426, 1206873), (1674, 1028077), (2139, 804582), (4278, 402291), (6417, 268194), (12834, 134097), (19251, 89398), (38502, 44699)]