38713185

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 79298856

約数和(自身を除く): 40585671

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 97, 105, 147, 181, 245, 291, 315, 441, 485, 543, 679, 735, 873, 905, 1267, 1455, 1629, 2037, 2205, 2715, 3395, 3801, 4365, 4753, 6111, 6335, 8145, 8869, 10185, 11403, 14259, 17557, 19005, 23765, 26607, 30555, 42777, 44345, 52671, 57015, 71295, 79821, 87785, 122899, 133035, 158013, 213885, 263355, 368697, 399105, 614495, 790065, 860293, 1106091, 1843485, 2580879, 4301465, 5530455, 7742637, 12904395, 38713185]

約数ペア:

[(1, 38713185), (3, 12904395), (5, 7742637), (7, 5530455), (9, 4301465), (15, 2580879), (21, 1843485), (35, 1106091), (45, 860293), (49, 790065), (63, 614495), (97, 399105), (105, 368697), (147, 263355), (181, 213885), (245, 158013), (291, 133035), (315, 122899), (441, 87785), (485, 79821), (543, 71295), (679, 57015), (735, 52671), (873, 44345), (905, 42777), (1267, 30555), (1455, 26607), (1629, 23765), (2037, 19005), (2205, 17557), (2715, 14259), (3395, 11403), (3801, 10185), (4365, 8869), (4753, 8145), (6111, 6335)]