31490613

素因数分解:

$3^7\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1$

素因数の和:67

約数の個数: 96

約数和(自身を含む): 62818560

約数和(自身を除く): 31327947

約数列:

[1, 3, 7, 9, 11, 17, 21, 27, 33, 51, 63, 77, 81, 99, 119, 121, 153, 187, 189, 231, 243, 297, 357, 363, 459, 561, 567, 693, 729, 847, 891, 1071, 1089, 1309, 1377, 1683, 1701, 2057, 2079, 2187, 2541, 2673, 3213, 3267, 3927, 4131, 5049, 5103, 6171, 6237, 7623, 8019, 9639, 9801, 11781, 12393, 14399, 15147, 15309, 18513, 18711, 22869, 24057, 28917, 29403, 35343, 37179, 43197, 45441, 55539, 56133, 68607, 86751, 88209, 106029, 129591, 136323, 166617, 168399, 205821, 260253, 264627, 318087, 388773, 408969, 499851, 617463, 954261, 1166319, 1499553, 1852389, 2862783, 3498957, 4498659, 10496871, 31490613]

約数ペア:

[(1, 31490613), (3, 10496871), (7, 4498659), (9, 3498957), (11, 2862783), (17, 1852389), (21, 1499553), (27, 1166319), (33, 954261), (51, 617463), (63, 499851), (77, 408969), (81, 388773), (99, 318087), (119, 264627), (121, 260253), (153, 205821), (187, 168399), (189, 166617), (231, 136323), (243, 129591), (297, 106029), (357, 88209), (363, 86751), (459, 68607), (561, 56133), (567, 55539), (693, 45441), (729, 43197), (847, 37179), (891, 35343), (1071, 29403), (1089, 28917), (1309, 24057), (1377, 22869), (1683, 18711), (1701, 18513), (2057, 15309), (2079, 15147), (2187, 14399), (2541, 12393), (2673, 11781), (3213, 9801), (3267, 9639), (3927, 8019), (4131, 7623), (5049, 6237), (5103, 6171)]