818933328

素因数分解:

$2^4\times 3^5\times {\mathrm{210631}}^1$

素因数の和:210654

約数の個数: 60

約数和(自身を含む): 2376771488

約数和(自身を除く): 1557838160

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 972, 1296, 1944, 3888, 210631, 421262, 631893, 842524, 1263786, 1685048, 1895679, 2527572, 3370096, 3791358, 5055144, 5687037, 7582716, 10110288, 11374074, 15165432, 17061111, 22748148, 30330864, 34122222, 45496296, 51183333, 68244444, 90992592, 102366666, 136488888, 204733332, 272977776, 409466664, 818933328]

約数ペア:

[(1, 818933328), (2, 409466664), (3, 272977776), (4, 204733332), (6, 136488888), (8, 102366666), (9, 90992592), (12, 68244444), (16, 51183333), (18, 45496296), (24, 34122222), (27, 30330864), (36, 22748148), (48, 17061111), (54, 15165432), (72, 11374074), (81, 10110288), (108, 7582716), (144, 5687037), (162, 5055144), (216, 3791358), (243, 3370096), (324, 2527572), (432, 1895679), (486, 1685048), (648, 1263786), (972, 842524), (1296, 631893), (1944, 421262), (3888, 210631)]