147791007

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^2\times {\mathrm{661}}^1$

素因数の和:710

約数の個数: 72

約数和(自身を含む): 276212880

約数和(自身を除く): 128421873

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 169, 189, 273, 351, 441, 507, 637, 661, 819, 1183, 1323, 1521, 1911, 1983, 2457, 3549, 4563, 4627, 5733, 5949, 8281, 8593, 10647, 13881, 17199, 17847, 24843, 25779, 31941, 32389, 41643, 60151, 74529, 77337, 97167, 111709, 124929, 180453, 223587, 232011, 291501, 335127, 421057, 541359, 781963, 874503, 1005381, 1263171, 1624077, 2345889, 3016143, 3789513, 5473741, 7037667, 11368539, 16421223, 21113001, 49263669, 147791007]

約数ペア:

[(1, 147791007), (3, 49263669), (7, 21113001), (9, 16421223), (13, 11368539), (21, 7037667), (27, 5473741), (39, 3789513), (49, 3016143), (63, 2345889), (91, 1624077), (117, 1263171), (147, 1005381), (169, 874503), (189, 781963), (273, 541359), (351, 421057), (441, 335127), (507, 291501), (637, 232011), (661, 223587), (819, 180453), (1183, 124929), (1323, 111709), (1521, 97167), (1911, 77337), (1983, 74529), (2457, 60151), (3549, 41643), (4563, 32389), (4627, 31941), (5733, 25779), (5949, 24843), (8281, 17847), (8593, 17199), (10647, 13881)]