28219308

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4889}}^1$

素因数の和:4946

約数の個数: 48

約数和(自身を含む): 72841440

約数和(自身を除く): 44622132

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 4889, 5772, 9778, 14667, 19556, 29334, 58668, 63557, 127114, 180893, 190671, 254228, 361786, 381342, 542679, 723572, 762684, 1085358, 2170716, 2351609, 4703218, 7054827, 9406436, 14109654, 28219308]

約数ペア:

[(1, 28219308), (2, 14109654), (3, 9406436), (4, 7054827), (6, 4703218), (12, 2351609), (13, 2170716), (26, 1085358), (37, 762684), (39, 723572), (52, 542679), (74, 381342), (78, 361786), (111, 254228), (148, 190671), (156, 180893), (222, 127114), (444, 63557), (481, 58668), (962, 29334), (1443, 19556), (1924, 14667), (2886, 9778), (4889, 5772)]