15147974751

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{78929}}^1$

素因数の和:79008

約数の個数: 64

約数和(自身を含む): 26874086400

約数和(自身を除く): 11726111649

約数列:

[1, 3, 7, 13, 19, 21, 37, 39, 57, 91, 111, 133, 247, 259, 273, 399, 481, 703, 741, 777, 1443, 1729, 2109, 3367, 4921, 5187, 9139, 10101, 14763, 27417, 63973, 78929, 191919, 236787, 552503, 1026077, 1499651, 1657509, 2920373, 3078231, 4498953, 7182539, 8761119, 10497557, 19495463, 20442611, 21547617, 31492671, 37964849, 55487087, 58486389, 61327833, 113894547, 136468241, 166461261, 265753943, 388409609, 409404723, 721332131, 797261829, 1165228827, 2163996393, 5049324917, 15147974751]

約数ペア:

[(1, 15147974751), (3, 5049324917), (7, 2163996393), (13, 1165228827), (19, 797261829), (21, 721332131), (37, 409404723), (39, 388409609), (57, 265753943), (91, 166461261), (111, 136468241), (133, 113894547), (247, 61327833), (259, 58486389), (273, 55487087), (399, 37964849), (481, 31492671), (703, 21547617), (741, 20442611), (777, 19495463), (1443, 10497557), (1729, 8761119), (2109, 7182539), (3367, 4498953), (4921, 3078231), (5187, 2920373), (9139, 1657509), (10101, 1499651), (14763, 1026077), (27417, 552503), (63973, 236787), (78929, 191919)]