213090358

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:437

約数の個数: 48

約数和(自身を含む): 369454176

約数和(自身を除く): 156363818

約数列:

[1, 2, 13, 19, 26, 38, 73, 146, 247, 311, 361, 494, 622, 722, 949, 1387, 1898, 2774, 4043, 4693, 5909, 8086, 9386, 11818, 18031, 22703, 26353, 36062, 45406, 52706, 76817, 112271, 153634, 224542, 295139, 342589, 431357, 590278, 685178, 862714, 1459523, 2919046, 5607641, 8195783, 11215282, 16391566, 106545179, 213090358]

約数ペア:

[(1, 213090358), (2, 106545179), (13, 16391566), (19, 11215282), (26, 8195783), (38, 5607641), (73, 2919046), (146, 1459523), (247, 862714), (311, 685178), (361, 590278), (494, 431357), (622, 342589), (722, 295139), (949, 224542), (1387, 153634), (1898, 112271), (2774, 76817), (4043, 52706), (4693, 45406), (5909, 36062), (8086, 26353), (9386, 22703), (11818, 18031)]