213266690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1789}}^1$

素因数の和:1947

約数の個数: 64

約数和(自身を含む): 476340480

約数和(自身を除く): 263073790

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 131, 182, 262, 455, 655, 910, 917, 1310, 1703, 1789, 1834, 3406, 3578, 4585, 8515, 8945, 9170, 11921, 12523, 17030, 17890, 23257, 23842, 25046, 46514, 59605, 62615, 116285, 119210, 125230, 162799, 232570, 234359, 325598, 468718, 813995, 1171795, 1627990, 1640513, 2343590, 3046667, 3281026, 6093334, 8202565, 15233335, 16405130, 21326669, 30466670, 42653338, 106633345, 213266690]

約数ペア:

[(1, 213266690), (2, 106633345), (5, 42653338), (7, 30466670), (10, 21326669), (13, 16405130), (14, 15233335), (26, 8202565), (35, 6093334), (65, 3281026), (70, 3046667), (91, 2343590), (130, 1640513), (131, 1627990), (182, 1171795), (262, 813995), (455, 468718), (655, 325598), (910, 234359), (917, 232570), (1310, 162799), (1703, 125230), (1789, 119210), (1834, 116285), (3406, 62615), (3578, 59605), (4585, 46514), (8515, 25046), (8945, 23842), (9170, 23257), (11921, 17890), (12523, 17030)]