1216640570

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{15271}}^1$

素因数の和:15566

約数の個数: 32

約数和(自身を含む): 2269541376

約数和(自身を除く): 1052900806

約数列:

[1, 2, 5, 10, 31, 62, 155, 257, 310, 514, 1285, 2570, 7967, 15271, 15934, 30542, 39835, 76355, 79670, 152710, 473401, 946802, 2367005, 3924647, 4734010, 7849294, 19623235, 39246470, 121664057, 243328114, 608320285, 1216640570]

約数ペア:

[(1, 1216640570), (2, 608320285), (5, 243328114), (10, 121664057), (31, 39246470), (62, 19623235), (155, 7849294), (257, 4734010), (310, 3924647), (514, 2367005), (1285, 946802), (2570, 473401), (7967, 152710), (15271, 79670), (15934, 76355), (30542, 39835)]