15721728399

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1\times {\mathrm{367}}^1$

素因数の和:578

約数の個数: 96

約数和(自身を含む): 26193592320

約数和(自身を除く): 10471863921

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 127, 279, 351, 367, 381, 403, 837, 961, 1101, 1143, 1209, 1651, 2883, 3303, 3429, 3627, 3937, 4771, 4953, 8649, 9909, 10881, 11377, 11811, 12493, 14313, 14859, 25947, 34131, 35433, 37479, 42939, 44577, 46609, 51181, 102393, 106299, 112437, 122047, 128817, 139827, 147901, 153543, 307179, 337311, 352687, 366141, 419481, 443703, 460629, 605917, 1058061, 1098423, 1258443, 1331109, 1381887, 1444879, 1586611, 1817751, 3174183, 3295269, 3993327, 4334637, 4584931, 4759833, 5453253, 9522549, 13003911, 13754793, 14279499, 16359759, 18783427, 39011733, 41264379, 42838497, 44791249, 56350281, 123793137, 134373747, 169050843, 403121241, 507152529, 582286237, 1209363723, 1746858711, 5240576133, 15721728399]

約数ペア:

[(1, 15721728399), (3, 5240576133), (9, 1746858711), (13, 1209363723), (27, 582286237), (31, 507152529), (39, 403121241), (93, 169050843), (117, 134373747), (127, 123793137), (279, 56350281), (351, 44791249), (367, 42838497), (381, 41264379), (403, 39011733), (837, 18783427), (961, 16359759), (1101, 14279499), (1143, 13754793), (1209, 13003911), (1651, 9522549), (2883, 5453253), (3303, 4759833), (3429, 4584931), (3627, 4334637), (3937, 3993327), (4771, 3295269), (4953, 3174183), (8649, 1817751), (9909, 1586611), (10881, 1444879), (11377, 1381887), (11811, 1331109), (12493, 1258443), (14313, 1098423), (14859, 1058061), (25947, 605917), (34131, 460629), (35433, 443703), (37479, 419481), (42939, 366141), (44577, 352687), (46609, 337311), (51181, 307179), (102393, 153543), (106299, 147901), (112437, 139827), (122047, 128817)]