223818231

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{677}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 376566624

約数和(自身を除く): 152748393

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 173, 273, 519, 637, 677, 1211, 1911, 2031, 2249, 3633, 4739, 6747, 8477, 8801, 14217, 15743, 25431, 26403, 33173, 47229, 61607, 99519, 110201, 117121, 184821, 330603, 351363, 431249, 819847, 1293747, 1522573, 2459541, 4567719, 5738929, 10658011, 17216787, 31974033, 74606077, 223818231]

約数ペア:

[(1, 223818231), (3, 74606077), (7, 31974033), (13, 17216787), (21, 10658011), (39, 5738929), (49, 4567719), (91, 2459541), (147, 1522573), (173, 1293747), (273, 819847), (519, 431249), (637, 351363), (677, 330603), (1211, 184821), (1911, 117121), (2031, 110201), (2249, 99519), (3633, 61607), (4739, 47229), (6747, 33173), (8477, 26403), (8801, 25431), (14217, 15743)]