637618788

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{24841}}^1$

素因数の和:24905

約数の個数: 72

約数和(自身を含む): 1736157696

約数和(自身を除く): 1098538908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 31, 36, 46, 62, 69, 92, 93, 124, 138, 186, 207, 276, 279, 372, 414, 558, 713, 828, 1116, 1426, 2139, 2852, 4278, 6417, 8556, 12834, 24841, 25668, 49682, 74523, 99364, 149046, 223569, 298092, 447138, 571343, 770071, 894276, 1142686, 1540142, 1714029, 2285372, 2310213, 3080284, 3428058, 4620426, 5142087, 6856116, 6930639, 9240852, 10284174, 13861278, 17711633, 20568348, 27722556, 35423266, 53134899, 70846532, 106269798, 159404697, 212539596, 318809394, 637618788]

約数ペア:

[(1, 637618788), (2, 318809394), (3, 212539596), (4, 159404697), (6, 106269798), (9, 70846532), (12, 53134899), (18, 35423266), (23, 27722556), (31, 20568348), (36, 17711633), (46, 13861278), (62, 10284174), (69, 9240852), (92, 6930639), (93, 6856116), (124, 5142087), (138, 4620426), (186, 3428058), (207, 3080284), (276, 2310213), (279, 2285372), (372, 1714029), (414, 1540142), (558, 1142686), (713, 894276), (828, 770071), (1116, 571343), (1426, 447138), (2139, 298092), (2852, 223569), (4278, 149046), (6417, 99364), (8556, 74523), (12834, 49682), (24841, 25668)]