66616641

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1427}}^1$

素因数の和:1475

約数の個数: 64

約数和(自身を含む): 127948800

約数和(自身を除く): 61332159

約数列:

[1, 3, 7, 9, 13, 19, 21, 27, 39, 57, 63, 91, 117, 133, 171, 189, 247, 273, 351, 399, 513, 741, 819, 1197, 1427, 1729, 2223, 2457, 3591, 4281, 5187, 6669, 9989, 12843, 15561, 18551, 27113, 29967, 38529, 46683, 55653, 81339, 89901, 129857, 166959, 189791, 244017, 269703, 352469, 389571, 500877, 569373, 732051, 1057407, 1168713, 1708119, 2467283, 3172221, 3506139, 5124357, 7401849, 9516663, 22205547, 66616641]

約数ペア:

[(1, 66616641), (3, 22205547), (7, 9516663), (9, 7401849), (13, 5124357), (19, 3506139), (21, 3172221), (27, 2467283), (39, 1708119), (57, 1168713), (63, 1057407), (91, 732051), (117, 569373), (133, 500877), (171, 389571), (189, 352469), (247, 269703), (273, 244017), (351, 189791), (399, 166959), (513, 129857), (741, 89901), (819, 81339), (1197, 55653), (1427, 46683), (1729, 38529), (2223, 29967), (2457, 27113), (3591, 18551), (4281, 15561), (5187, 12843), (6669, 9989)]