15985116

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{277}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 46548320

約数和(自身を除く): 30563204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 229, 252, 277, 458, 554, 687, 831, 916, 1108, 1374, 1603, 1662, 1939, 2061, 2493, 2748, 3206, 3324, 3878, 4122, 4809, 4986, 5817, 6412, 7756, 8244, 9618, 9972, 11634, 14427, 17451, 19236, 23268, 28854, 34902, 57708, 63433, 69804, 126866, 190299, 253732, 380598, 444031, 570897, 761196, 888062, 1141794, 1332093, 1776124, 2283588, 2664186, 3996279, 5328372, 7992558, 15985116]

約数ペア:

[(1, 15985116), (2, 7992558), (3, 5328372), (4, 3996279), (6, 2664186), (7, 2283588), (9, 1776124), (12, 1332093), (14, 1141794), (18, 888062), (21, 761196), (28, 570897), (36, 444031), (42, 380598), (63, 253732), (84, 190299), (126, 126866), (229, 69804), (252, 63433), (277, 57708), (458, 34902), (554, 28854), (687, 23268), (831, 19236), (916, 17451), (1108, 14427), (1374, 11634), (1603, 9972), (1662, 9618), (1939, 8244), (2061, 7756), (2493, 6412), (2748, 5817), (3206, 4986), (3324, 4809), (3878, 4122)]