1900971548679

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{87691}}^1\times {\mathrm{54331}}^1$

素因数の和:142051

約数の個数: 32

約数和(自身を含む): 3049268316160

約数和(自身を除く): 1148296767481

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 54331, 87691, 162993, 263073, 380317, 613837, 1032289, 1140951, 1666129, 1841511, 3096867, 4998387, 7226023, 11662903, 21678069, 34988709, 4764339721, 14293019163, 33350378047, 90522454699, 100051134141, 271567364097, 633657182893, 1900971548679]

約数ペア:

[(1, 1900971548679), (3, 633657182893), (7, 271567364097), (19, 100051134141), (21, 90522454699), (57, 33350378047), (133, 14293019163), (399, 4764339721), (54331, 34988709), (87691, 21678069), (162993, 11662903), (263073, 7226023), (380317, 4998387), (613837, 3096867), (1032289, 1841511), (1140951, 1666129)]