9780118972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{481021}}^1$

素因数の和:481078

約数の個数: 48

約数和(自身を含む): 20364547392

約数和(自身を除く): 10584428420

約数列:

[1, 2, 4, 13, 17, 23, 26, 34, 46, 52, 68, 92, 221, 299, 391, 442, 598, 782, 884, 1196, 1564, 5083, 10166, 20332, 481021, 962042, 1924084, 6253273, 8177357, 11063483, 12506546, 16354714, 22126966, 25013092, 32709428, 44253932, 106305641, 143825279, 188079211, 212611282, 287650558, 376158422, 425222564, 575301116, 752316844, 2445029743, 4890059486, 9780118972]

約数ペア:

[(1, 9780118972), (2, 4890059486), (4, 2445029743), (13, 752316844), (17, 575301116), (23, 425222564), (26, 376158422), (34, 287650558), (46, 212611282), (52, 188079211), (68, 143825279), (92, 106305641), (221, 44253932), (299, 32709428), (391, 25013092), (442, 22126966), (598, 16354714), (782, 12506546), (884, 11063483), (1196, 8177357), (1564, 6253273), (5083, 1924084), (10166, 962042), (20332, 481021)]