28603778

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{563}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 51978240

約数和(自身を除く): 23374462

約数列:

[1, 2, 7, 14, 19, 38, 133, 191, 266, 382, 563, 1126, 1337, 2674, 3629, 3941, 7258, 7882, 10697, 21394, 25403, 50806, 74879, 107533, 149758, 215066, 752731, 1505462, 2043127, 4086254, 14301889, 28603778]

約数ペア:

[(1, 28603778), (2, 14301889), (7, 4086254), (14, 2043127), (19, 1505462), (38, 752731), (133, 215066), (191, 149758), (266, 107533), (382, 74879), (563, 50806), (1126, 25403), (1337, 21394), (2674, 10697), (3629, 7882), (3941, 7258)]