87090588

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2621}}^1$

素因数の和:2715

約数の個数: 72

約数和(自身を含む): 240510816

約数和(自身を除く): 153420228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 71, 78, 117, 142, 156, 213, 234, 284, 426, 468, 639, 852, 923, 1278, 1846, 2556, 2621, 2769, 3692, 5242, 5538, 7863, 8307, 10484, 11076, 15726, 16614, 23589, 31452, 33228, 34073, 47178, 68146, 94356, 102219, 136292, 186091, 204438, 306657, 372182, 408876, 558273, 613314, 744364, 1116546, 1226628, 1674819, 2233092, 2419183, 3349638, 4838366, 6699276, 7257549, 9676732, 14515098, 21772647, 29030196, 43545294, 87090588]

約数ペア:

[(1, 87090588), (2, 43545294), (3, 29030196), (4, 21772647), (6, 14515098), (9, 9676732), (12, 7257549), (13, 6699276), (18, 4838366), (26, 3349638), (36, 2419183), (39, 2233092), (52, 1674819), (71, 1226628), (78, 1116546), (117, 744364), (142, 613314), (156, 558273), (213, 408876), (234, 372182), (284, 306657), (426, 204438), (468, 186091), (639, 136292), (852, 102219), (923, 94356), (1278, 68146), (1846, 47178), (2556, 34073), (2621, 33228), (2769, 31452), (3692, 23589), (5242, 16614), (5538, 15726), (7863, 11076), (8307, 10484)]