211323807639

素因数分解:

$3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{401}}^1\times {\mathrm{37511}}^1$

素因数の和:38148

約数の個数: 48

約数和(自身を含む): 351299579904

約数和(自身を除く): 139975772265

約数列:

[1, 3, 7, 9, 21, 63, 223, 401, 669, 1203, 1561, 2007, 2807, 3609, 4683, 8421, 14049, 25263, 37511, 89423, 112533, 262577, 268269, 337599, 625961, 787731, 804807, 1877883, 2363193, 5633649, 8364953, 15041911, 25094859, 45125733, 58554671, 75284577, 105293377, 135377199, 175664013, 315880131, 526992039, 947640393, 3354346153, 10063038459, 23480423071, 30189115377, 70441269213, 211323807639]

約数ペア:

[(1, 211323807639), (3, 70441269213), (7, 30189115377), (9, 23480423071), (21, 10063038459), (63, 3354346153), (223, 947640393), (401, 526992039), (669, 315880131), (1203, 175664013), (1561, 135377199), (2007, 105293377), (2807, 75284577), (3609, 58554671), (4683, 45125733), (8421, 25094859), (14049, 15041911), (25263, 8364953), (37511, 5633649), (89423, 2363193), (112533, 1877883), (262577, 804807), (268269, 787731), (337599, 625961)]