15911028

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{613}}^1$

素因数の和:733

約数の個数: 72

約数和(自身を含む): 46487168

約数和(自身を除く): 30576140

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 103, 126, 206, 252, 309, 412, 613, 618, 721, 927, 1226, 1236, 1442, 1839, 1854, 2163, 2452, 2884, 3678, 3708, 4291, 4326, 5517, 6489, 7356, 8582, 8652, 11034, 12873, 12978, 17164, 22068, 25746, 25956, 38619, 51492, 63139, 77238, 126278, 154476, 189417, 252556, 378834, 441973, 568251, 757668, 883946, 1136502, 1325919, 1767892, 2273004, 2651838, 3977757, 5303676, 7955514, 15911028]

約数ペア:

[(1, 15911028), (2, 7955514), (3, 5303676), (4, 3977757), (6, 2651838), (7, 2273004), (9, 1767892), (12, 1325919), (14, 1136502), (18, 883946), (21, 757668), (28, 568251), (36, 441973), (42, 378834), (63, 252556), (84, 189417), (103, 154476), (126, 126278), (206, 77238), (252, 63139), (309, 51492), (412, 38619), (613, 25956), (618, 25746), (721, 22068), (927, 17164), (1226, 12978), (1236, 12873), (1442, 11034), (1839, 8652), (1854, 8582), (2163, 7356), (2452, 6489), (2884, 5517), (3678, 4326), (3708, 4291)]