278888769116

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{6971}}^1\times {\mathrm{120503}}^1$

素因数の和:127561

約数の個数: 24

約数和(自身を含む): 494010486144

約数和(自身を除く): 215121717028

約数列:

[1, 2, 4, 83, 166, 332, 6971, 13942, 27884, 120503, 241006, 482012, 578593, 1157186, 2314372, 10001749, 20003498, 40006996, 840026413, 1680052826, 3360105652, 69722192279, 139444384558, 278888769116]

約数ペア:

[(1, 278888769116), (2, 139444384558), (4, 69722192279), (83, 3360105652), (166, 1680052826), (332, 840026413), (6971, 40006996), (13942, 20003498), (27884, 10001749), (120503, 2314372), (241006, 1157186), (482012, 578593)]