201550965

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 415062144

約数和(自身を除く): 213511179

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 97, 105, 147, 165, 231, 245, 257, 291, 385, 485, 539, 679, 735, 771, 1067, 1155, 1285, 1455, 1617, 1799, 2037, 2695, 2827, 3201, 3395, 3855, 4753, 5335, 5397, 7469, 8085, 8481, 8995, 10185, 12593, 14135, 14259, 16005, 19789, 22407, 23765, 24929, 26985, 37345, 37779, 42405, 52283, 59367, 62965, 71295, 74787, 98945, 112035, 124645, 138523, 156849, 174503, 188895, 261415, 274219, 296835, 373935, 415569, 523509, 692615, 784245, 822657, 872515, 1221521, 1371095, 1919533, 2077845, 2617545, 3664563, 4113285, 5758599, 6107605, 9597665, 13436731, 18322815, 28792995, 40310193, 67183655, 201550965]

約数ペア:

[(1, 201550965), (3, 67183655), (5, 40310193), (7, 28792995), (11, 18322815), (15, 13436731), (21, 9597665), (33, 6107605), (35, 5758599), (49, 4113285), (55, 3664563), (77, 2617545), (97, 2077845), (105, 1919533), (147, 1371095), (165, 1221521), (231, 872515), (245, 822657), (257, 784245), (291, 692615), (385, 523509), (485, 415569), (539, 373935), (679, 296835), (735, 274219), (771, 261415), (1067, 188895), (1155, 174503), (1285, 156849), (1455, 138523), (1617, 124645), (1799, 112035), (2037, 98945), (2695, 74787), (2827, 71295), (3201, 62965), (3395, 59367), (3855, 52283), (4753, 42405), (5335, 37779), (5397, 37345), (7469, 26985), (8085, 24929), (8481, 23765), (8995, 22407), (10185, 19789), (12593, 16005), (14135, 14259)]