397179615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:696

約数の個数: 64

約数和(自身を含む): 746496000

約数和(自身を除く): 349316385

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 105, 149, 159, 265, 371, 447, 479, 745, 795, 1043, 1113, 1437, 1855, 2235, 2395, 3129, 3353, 5215, 5565, 7185, 7897, 10059, 15645, 16765, 23691, 25387, 39485, 50295, 55279, 71371, 76161, 118455, 126935, 165837, 177709, 214113, 276395, 356855, 380805, 499597, 533127, 829185, 888545, 1070565, 1498791, 2497985, 2665635, 3782663, 7493955, 11347989, 18913315, 26478641, 56739945, 79435923, 132393205, 397179615]

約数ペア:

[(1, 397179615), (3, 132393205), (5, 79435923), (7, 56739945), (15, 26478641), (21, 18913315), (35, 11347989), (53, 7493955), (105, 3782663), (149, 2665635), (159, 2497985), (265, 1498791), (371, 1070565), (447, 888545), (479, 829185), (745, 533127), (795, 499597), (1043, 380805), (1113, 356855), (1437, 276395), (1855, 214113), (2235, 177709), (2395, 165837), (3129, 126935), (3353, 118455), (5215, 76161), (5565, 71371), (7185, 55279), (7897, 50295), (10059, 39485), (15645, 25387), (16765, 23691)]