28784964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4987}}^1$

素因数の和:5044

約数の個数: 48

約数和(自身を含む): 74301248

約数和(自身を除く): 45516284

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, 4987, 5772, 9974, 14961, 19948, 29922, 59844, 64831, 129662, 184519, 194493, 259324, 369038, 388986, 553557, 738076, 777972, 1107114, 2214228, 2398747, 4797494, 7196241, 9594988, 14392482, 28784964]

約数ペア:

[(1, 28784964), (2, 14392482), (3, 9594988), (4, 7196241), (6, 4797494), (12, 2398747), (13, 2214228), (26, 1107114), (37, 777972), (39, 738076), (52, 553557), (74, 388986), (78, 369038), (111, 259324), (148, 194493), (156, 184519), (222, 129662), (444, 64831), (481, 59844), (962, 29922), (1443, 19948), (1924, 14961), (2886, 9974), (4987, 5772)]