253555992

素因数分解:

$2^3\times 3^2\times {\mathrm{631}}^1\times {\mathrm{5581}}^1$

素因数の和:6224

約数の個数: 48

約数和(自身を含む): 687925680

約数和(自身を除く): 434369688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 631, 1262, 1893, 2524, 3786, 5048, 5581, 5679, 7572, 11162, 11358, 15144, 16743, 22324, 22716, 33486, 44648, 45432, 50229, 66972, 100458, 133944, 200916, 401832, 3521611, 7043222, 10564833, 14086444, 21129666, 28172888, 31694499, 42259332, 63388998, 84518664, 126777996, 253555992]

約数ペア:

[(1, 253555992), (2, 126777996), (3, 84518664), (4, 63388998), (6, 42259332), (8, 31694499), (9, 28172888), (12, 21129666), (18, 14086444), (24, 10564833), (36, 7043222), (72, 3521611), (631, 401832), (1262, 200916), (1893, 133944), (2524, 100458), (3786, 66972), (5048, 50229), (5581, 45432), (5679, 44648), (7572, 33486), (11162, 22716), (11358, 22324), (15144, 16743)]