248691132

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{653}}^1$

素因数の和:883

約数の個数: 72

約数和(自身を含む): 642751200

約数和(自身を除く): 394060068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 149, 213, 284, 298, 426, 447, 596, 639, 653, 852, 894, 1278, 1306, 1341, 1788, 1959, 2556, 2612, 2682, 3918, 5364, 5877, 7836, 10579, 11754, 21158, 23508, 31737, 42316, 46363, 63474, 92726, 95211, 97297, 126948, 139089, 185452, 190422, 194594, 278178, 291891, 380844, 389188, 417267, 556356, 583782, 834534, 875673, 1167564, 1669068, 1751346, 3502692, 6908087, 13816174, 20724261, 27632348, 41448522, 62172783, 82897044, 124345566, 248691132]

約数ペア:

[(1, 248691132), (2, 124345566), (3, 82897044), (4, 62172783), (6, 41448522), (9, 27632348), (12, 20724261), (18, 13816174), (36, 6908087), (71, 3502692), (142, 1751346), (149, 1669068), (213, 1167564), (284, 875673), (298, 834534), (426, 583782), (447, 556356), (596, 417267), (639, 389188), (653, 380844), (852, 291891), (894, 278178), (1278, 194594), (1306, 190422), (1341, 185452), (1788, 139089), (1959, 126948), (2556, 97297), (2612, 95211), (2682, 92726), (3918, 63474), (5364, 46363), (5877, 42316), (7836, 31737), (10579, 23508), (11754, 21158)]