388817438

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{373}}^1$

素因数の和:489

約数の個数: 64

約数和(自身を含む): 682463232

約数和(自身を除く): 293645794

約数列:

[1, 2, 17, 23, 31, 34, 43, 46, 62, 86, 373, 391, 527, 713, 731, 746, 782, 989, 1054, 1333, 1426, 1462, 1978, 2666, 6341, 8579, 11563, 12121, 12682, 16039, 16813, 17158, 22661, 23126, 24242, 30659, 32078, 33626, 45322, 61318, 145843, 196571, 265949, 272663, 291686, 368897, 393142, 497209, 521203, 531898, 545326, 737794, 994418, 1042406, 4521133, 6271249, 8452553, 9042266, 11435807, 12542498, 16905106, 22871614, 194408719, 388817438]

約数ペア:

[(1, 388817438), (2, 194408719), (17, 22871614), (23, 16905106), (31, 12542498), (34, 11435807), (43, 9042266), (46, 8452553), (62, 6271249), (86, 4521133), (373, 1042406), (391, 994418), (527, 737794), (713, 545326), (731, 531898), (746, 521203), (782, 497209), (989, 393142), (1054, 368897), (1333, 291686), (1426, 272663), (1462, 265949), (1978, 196571), (2666, 145843), (6341, 61318), (8579, 45322), (11563, 33626), (12121, 32078), (12682, 30659), (16039, 24242), (16813, 23126), (17158, 22661)]