1290273908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{787}}^1\times {\mathrm{5323}}^1$

素因数の和:6132

約数の個数: 48

約数和(自身を含む): 2819249664

約数和(自身を除く): 1528975756

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 787, 1574, 3148, 5323, 5509, 8657, 10646, 11018, 17314, 21292, 22036, 34628, 37261, 58553, 60599, 74522, 117106, 121198, 149044, 234212, 242396, 409871, 819742, 1639484, 4189201, 8378402, 16756804, 29324407, 46081211, 58648814, 92162422, 117297628, 184324844, 322568477, 645136954, 1290273908]

約数ペア:

[(1, 1290273908), (2, 645136954), (4, 322568477), (7, 184324844), (11, 117297628), (14, 92162422), (22, 58648814), (28, 46081211), (44, 29324407), (77, 16756804), (154, 8378402), (308, 4189201), (787, 1639484), (1574, 819742), (3148, 409871), (5323, 242396), (5509, 234212), (8657, 149044), (10646, 121198), (11018, 117106), (17314, 74522), (21292, 60599), (22036, 58553), (34628, 37261)]