72899541

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:351

約数の個数: 64

約数和(自身を含む): 129024000

約数和(自身を除く): 56124459

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 79, 99, 117, 143, 237, 239, 297, 351, 429, 711, 717, 869, 1027, 1287, 2133, 2151, 2607, 2629, 3081, 3107, 3861, 6453, 7821, 7887, 9243, 9321, 11297, 18881, 23463, 23661, 27729, 27963, 33891, 34177, 56643, 70983, 83889, 101673, 102531, 169929, 207691, 245453, 305019, 307593, 509787, 623073, 736359, 922779, 1869219, 2209077, 2699983, 5607657, 6627231, 8099949, 24299847, 72899541]

約数ペア:

[(1, 72899541), (3, 24299847), (9, 8099949), (11, 6627231), (13, 5607657), (27, 2699983), (33, 2209077), (39, 1869219), (79, 922779), (99, 736359), (117, 623073), (143, 509787), (237, 307593), (239, 305019), (297, 245453), (351, 207691), (429, 169929), (711, 102531), (717, 101673), (869, 83889), (1027, 70983), (1287, 56643), (2133, 34177), (2151, 33891), (2607, 27963), (2629, 27729), (3081, 23661), (3107, 23463), (3861, 18881), (6453, 11297), (7821, 9321), (7887, 9243)]