27987410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:219

約数の個数: 64

約数和(自身を含む): 57746304

約数和(自身を除く): 29758894

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 61, 86, 97, 110, 122, 194, 215, 305, 430, 473, 485, 610, 671, 946, 970, 1067, 1342, 2134, 2365, 2623, 3355, 4171, 4730, 5246, 5335, 5917, 6710, 8342, 10670, 11834, 13115, 20855, 26230, 28853, 29585, 41710, 45881, 57706, 59170, 65087, 91762, 130174, 144265, 229405, 254431, 288530, 325435, 458810, 508862, 650870, 1272155, 2544310, 2798741, 5597482, 13993705, 27987410]

約数ペア:

[(1, 27987410), (2, 13993705), (5, 5597482), (10, 2798741), (11, 2544310), (22, 1272155), (43, 650870), (55, 508862), (61, 458810), (86, 325435), (97, 288530), (110, 254431), (122, 229405), (194, 144265), (215, 130174), (305, 91762), (430, 65087), (473, 59170), (485, 57706), (610, 45881), (671, 41710), (946, 29585), (970, 28853), (1067, 26230), (1342, 20855), (2134, 13115), (2365, 11834), (2623, 10670), (3355, 8342), (4171, 6710), (4730, 5917), (5246, 5335)]