28857535578

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{760169}}^1$

素因数の和:760236

約数の個数: 64

約数和(自身を含む): 69327504000

約数和(自身を除く): 40469968422

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 37, 38, 54, 57, 74, 111, 114, 171, 222, 333, 342, 513, 666, 703, 999, 1026, 1406, 1998, 2109, 4218, 6327, 12654, 18981, 37962, 760169, 1520338, 2280507, 4561014, 6841521, 13683042, 14443211, 20524563, 28126253, 28886422, 41049126, 43329633, 56252506, 84378759, 86659266, 129988899, 168757518, 253136277, 259977798, 389966697, 506272554, 534398807, 759408831, 779933394, 1068797614, 1518817662, 1603196421, 3206392842, 4809589263, 9619178526, 14428767789, 28857535578]

約数ペア:

[(1, 28857535578), (2, 14428767789), (3, 9619178526), (6, 4809589263), (9, 3206392842), (18, 1603196421), (19, 1518817662), (27, 1068797614), (37, 779933394), (38, 759408831), (54, 534398807), (57, 506272554), (74, 389966697), (111, 259977798), (114, 253136277), (171, 168757518), (222, 129988899), (333, 86659266), (342, 84378759), (513, 56252506), (666, 43329633), (703, 41049126), (999, 28886422), (1026, 28126253), (1406, 20524563), (1998, 14443211), (2109, 13683042), (4218, 6841521), (6327, 4561014), (12654, 2280507), (18981, 1520338), (37962, 760169)]