189651609

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{617}}^1$

素因数の和:695

約数の個数: 72

約数和(自身を含む): 346201128

約数和(自身を除く): 156549519

約数列:

[1, 3, 7, 9, 17, 21, 41, 49, 51, 63, 119, 123, 147, 153, 287, 357, 369, 441, 617, 697, 833, 861, 1071, 1851, 2009, 2091, 2499, 2583, 4319, 4879, 5553, 6027, 6273, 7497, 10489, 12957, 14637, 18081, 25297, 30233, 31467, 34153, 38871, 43911, 73423, 75891, 90699, 94401, 102459, 177079, 220269, 227673, 272097, 307377, 430049, 513961, 531237, 660807, 1239553, 1290147, 1541883, 1593711, 3010343, 3718659, 3870441, 4625649, 9031029, 11155977, 21072401, 27093087, 63217203, 189651609]

約数ペア:

[(1, 189651609), (3, 63217203), (7, 27093087), (9, 21072401), (17, 11155977), (21, 9031029), (41, 4625649), (49, 3870441), (51, 3718659), (63, 3010343), (119, 1593711), (123, 1541883), (147, 1290147), (153, 1239553), (287, 660807), (357, 531237), (369, 513961), (441, 430049), (617, 307377), (697, 272097), (833, 227673), (861, 220269), (1071, 177079), (1851, 102459), (2009, 94401), (2091, 90699), (2499, 75891), (2583, 73423), (4319, 43911), (4879, 38871), (5553, 34153), (6027, 31467), (6273, 30233), (7497, 25297), (10489, 18081), (12957, 14637)]