89646921

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1$

素因数の和:875

約数の個数: 72

約数和(自身を含む): 170963520

約数和(自身を除く): 81316599

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 49, 57, 63, 91, 117, 133, 147, 171, 247, 273, 399, 441, 637, 741, 819, 823, 931, 1197, 1729, 1911, 2223, 2469, 2793, 5187, 5733, 5761, 7407, 8379, 10699, 12103, 15561, 15637, 17283, 32097, 36309, 40327, 46911, 51849, 74893, 96291, 108927, 109459, 120981, 140733, 203281, 224679, 328377, 362943, 524251, 609843, 674037, 766213, 985131, 1422967, 1572753, 1829529, 2298639, 4268901, 4718259, 6895917, 9960769, 12806703, 29882307, 89646921]

約数ペア:

[(1, 89646921), (3, 29882307), (7, 12806703), (9, 9960769), (13, 6895917), (19, 4718259), (21, 4268901), (39, 2298639), (49, 1829529), (57, 1572753), (63, 1422967), (91, 985131), (117, 766213), (133, 674037), (147, 609843), (171, 524251), (247, 362943), (273, 328377), (399, 224679), (441, 203281), (637, 140733), (741, 120981), (819, 109459), (823, 108927), (931, 96291), (1197, 74893), (1729, 51849), (1911, 46911), (2223, 40327), (2469, 36309), (2793, 32097), (5187, 17283), (5733, 15637), (5761, 15561), (7407, 12103), (8379, 10699)]