15421516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 31842720

約数和(自身を除く): 16421204

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 53, 68, 106, 187, 212, 374, 389, 583, 748, 778, 901, 1166, 1556, 1802, 2332, 3604, 4279, 6613, 8558, 9911, 13226, 17116, 19822, 20617, 26452, 39644, 41234, 72743, 82468, 145486, 226787, 290972, 350489, 453574, 700978, 907148, 1401956, 3855379, 7710758, 15421516]

約数ペア:

[(1, 15421516), (2, 7710758), (4, 3855379), (11, 1401956), (17, 907148), (22, 700978), (34, 453574), (44, 350489), (53, 290972), (68, 226787), (106, 145486), (187, 82468), (212, 72743), (374, 41234), (389, 39644), (583, 26452), (748, 20617), (778, 19822), (901, 17116), (1166, 13226), (1556, 9911), (1802, 8558), (2332, 6613), (3604, 4279)]