138920796

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{17783}}^1$

素因数の和:17831

約数の個数: 72

約数和(自身を含む): 414296064

約数和(自身を除く): 275375268

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 3906, 7812, 17783, 35566, 53349, 71132, 106698, 124481, 160047, 213396, 248962, 320094, 373443, 497924, 551273, 640188, 746886, 1102546, 1120329, 1493772, 1653819, 2205092, 2240658, 3307638, 3858911, 4481316, 4961457, 6615276, 7717822, 9922914, 11576733, 15435644, 19845828, 23153466, 34730199, 46306932, 69460398, 138920796]

約数ペア:

[(1, 138920796), (2, 69460398), (3, 46306932), (4, 34730199), (6, 23153466), (7, 19845828), (9, 15435644), (12, 11576733), (14, 9922914), (18, 7717822), (21, 6615276), (28, 4961457), (31, 4481316), (36, 3858911), (42, 3307638), (62, 2240658), (63, 2205092), (84, 1653819), (93, 1493772), (124, 1120329), (126, 1102546), (186, 746886), (217, 640188), (252, 551273), (279, 497924), (372, 373443), (434, 320094), (558, 248962), (651, 213396), (868, 160047), (1116, 124481), (1302, 106698), (1953, 71132), (2604, 53349), (3906, 35566), (7812, 17783)]