209657812

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{3449}}^1$

素因数の和:3640

約数の個数: 48

約数和(自身を含む): 454406400

約数和(自身を除く): 244748588

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 167, 182, 334, 364, 668, 1169, 2171, 2338, 3449, 4342, 4676, 6898, 8684, 13796, 15197, 24143, 30394, 44837, 48286, 60788, 89674, 96572, 179348, 313859, 575983, 627718, 1151966, 1255436, 2303932, 4031881, 7487779, 8063762, 14975558, 16127524, 29951116, 52414453, 104828906, 209657812]

約数ペア:

[(1, 209657812), (2, 104828906), (4, 52414453), (7, 29951116), (13, 16127524), (14, 14975558), (26, 8063762), (28, 7487779), (52, 4031881), (91, 2303932), (167, 1255436), (182, 1151966), (334, 627718), (364, 575983), (668, 313859), (1169, 179348), (2171, 96572), (2338, 89674), (3449, 60788), (4342, 48286), (4676, 44837), (6898, 30394), (8684, 24143), (13796, 15197)]