2021639794657

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{230107}}^1$

素因数の和:230390

約数の個数: 48

約数和(自身を含む): 2549780726400

約数和(自身を除く): 528140931743

約数列:

[1, 7, 17, 49, 53, 119, 199, 371, 833, 901, 1393, 2597, 3383, 6307, 9751, 10547, 23681, 44149, 73829, 165767, 179299, 230107, 516803, 1255093, 1610749, 3911819, 8785651, 11275243, 12195671, 27382733, 45791293, 85369697, 191679131, 207326407, 320539051, 597587879, 778451981, 1451284849, 2243773357, 2426938529, 5449163867, 10158993943, 16988569703, 38144147069, 41257954993, 118919987921, 288805684951, 2021639794657]

約数ペア:

[(1, 2021639794657), (7, 288805684951), (17, 118919987921), (49, 41257954993), (53, 38144147069), (119, 16988569703), (199, 10158993943), (371, 5449163867), (833, 2426938529), (901, 2243773357), (1393, 1451284849), (2597, 778451981), (3383, 597587879), (6307, 320539051), (9751, 207326407), (10547, 191679131), (23681, 85369697), (44149, 45791293), (73829, 27382733), (165767, 12195671), (179299, 11275243), (230107, 8785651), (516803, 3911819), (1255093, 1610749)]