1245807654

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{325957}}^1$

素因数の和:325989

約数の個数: 48

約数和(自身を含む): 3121373808

約数和(自身を除く): 1875566154

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 546, 637, 1274, 1911, 3822, 325957, 651914, 977871, 1955742, 2281699, 4237441, 4563398, 6845097, 8474882, 12712323, 13690194, 15971893, 25424646, 29662087, 31943786, 47915679, 59324174, 88986261, 95831358, 177972522, 207634609, 415269218, 622903827, 1245807654]

約数ペア:

[(1, 1245807654), (2, 622903827), (3, 415269218), (6, 207634609), (7, 177972522), (13, 95831358), (14, 88986261), (21, 59324174), (26, 47915679), (39, 31943786), (42, 29662087), (49, 25424646), (78, 15971893), (91, 13690194), (98, 12712323), (147, 8474882), (182, 6845097), (273, 4563398), (294, 4237441), (546, 2281699), (637, 1955742), (1274, 977871), (1911, 651914), (3822, 325957)]