491902398

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{7757}}^1$

素因数の和:8049

約数の個数: 48

約数和(自身を含む): 1152156096

約数和(自身を除く): 660253698

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 271, 542, 813, 1626, 2439, 3523, 4878, 7046, 7757, 10569, 15514, 21138, 23271, 31707, 46542, 63414, 69813, 100841, 139626, 201682, 302523, 605046, 907569, 1815138, 2102147, 4204294, 6306441, 12612882, 18919323, 27327911, 37838646, 54655822, 81983733, 163967466, 245951199, 491902398]

約数ペア:

[(1, 491902398), (2, 245951199), (3, 163967466), (6, 81983733), (9, 54655822), (13, 37838646), (18, 27327911), (26, 18919323), (39, 12612882), (78, 6306441), (117, 4204294), (234, 2102147), (271, 1815138), (542, 907569), (813, 605046), (1626, 302523), (2439, 201682), (3523, 139626), (4878, 100841), (7046, 69813), (7757, 63414), (10569, 46542), (15514, 31707), (21138, 23271)]