491812308

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{229}}^1\times {\mathrm{353}}^1$

素因数の和:618

約数の個数: 108

約数和(自身を含む): 1355887260

約数和(自身を除く): 864074952

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 229, 234, 338, 353, 458, 468, 507, 676, 687, 706, 916, 1014, 1059, 1374, 1412, 1521, 2028, 2061, 2118, 2748, 2977, 3042, 3177, 4122, 4236, 4589, 5954, 6084, 6354, 8244, 8931, 9178, 11908, 12708, 13767, 17862, 18356, 26793, 27534, 35724, 38701, 41301, 53586, 55068, 59657, 77402, 80837, 82602, 107172, 116103, 119314, 154804, 161674, 165204, 178971, 232206, 238628, 242511, 323348, 348309, 357942, 464412, 485022, 536913, 696618, 715884, 727533, 970044, 1050881, 1073826, 1393236, 1455066, 2101762, 2147652, 2910132, 3152643, 4203524, 6305286, 9457929, 12610572, 13661453, 18915858, 27322906, 37831716, 40984359, 54645812, 81968718, 122953077, 163937436, 245906154, 491812308]

約数ペア:

[(1, 491812308), (2, 245906154), (3, 163937436), (4, 122953077), (6, 81968718), (9, 54645812), (12, 40984359), (13, 37831716), (18, 27322906), (26, 18915858), (36, 13661453), (39, 12610572), (52, 9457929), (78, 6305286), (117, 4203524), (156, 3152643), (169, 2910132), (229, 2147652), (234, 2101762), (338, 1455066), (353, 1393236), (458, 1073826), (468, 1050881), (507, 970044), (676, 727533), (687, 715884), (706, 696618), (916, 536913), (1014, 485022), (1059, 464412), (1374, 357942), (1412, 348309), (1521, 323348), (2028, 242511), (2061, 238628), (2118, 232206), (2748, 178971), (2977, 165204), (3042, 161674), (3177, 154804), (4122, 119314), (4236, 116103), (4589, 107172), (5954, 82602), (6084, 80837), (6354, 77402), (8244, 59657), (8931, 55068), (9178, 53586), (11908, 41301), (12708, 38701), (13767, 35724), (17862, 27534), (18356, 26793)]