31099803

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 49459200

約数和(自身を除く): 18359397

約数列:

[1, 3, 7, 21, 29, 87, 203, 223, 229, 609, 669, 687, 1561, 1603, 4683, 4809, 6467, 6641, 19401, 19923, 45269, 46487, 51067, 135807, 139461, 153201, 357469, 1072407, 1480943, 4442829, 10366601, 31099803]

約数ペア:

[(1, 31099803), (3, 10366601), (7, 4442829), (21, 1480943), (29, 1072407), (87, 357469), (203, 153201), (223, 139461), (229, 135807), (609, 51067), (669, 46487), (687, 45269), (1561, 19923), (1603, 19401), (4683, 6641), (4809, 6467)]