231658065

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 436775040

約数和(自身を除く): 205116975

約数列:

[1, 3, 5, 9, 15, 17, 45, 47, 51, 85, 141, 153, 235, 255, 289, 379, 423, 705, 765, 799, 867, 1137, 1445, 1895, 2115, 2397, 2601, 3411, 3995, 4335, 5685, 6443, 7191, 11985, 13005, 13583, 17055, 17813, 19329, 32215, 35955, 40749, 53439, 57987, 67915, 89065, 96645, 109531, 122247, 160317, 203745, 267195, 289935, 302821, 328593, 547655, 611235, 801585, 908463, 985779, 1514105, 1642965, 2725389, 4542315, 4928895, 5147957, 13626945, 15443871, 25739785, 46331613, 77219355, 231658065]

約数ペア:

[(1, 231658065), (3, 77219355), (5, 46331613), (9, 25739785), (15, 15443871), (17, 13626945), (45, 5147957), (47, 4928895), (51, 4542315), (85, 2725389), (141, 1642965), (153, 1514105), (235, 985779), (255, 908463), (289, 801585), (379, 611235), (423, 547655), (705, 328593), (765, 302821), (799, 289935), (867, 267195), (1137, 203745), (1445, 160317), (1895, 122247), (2115, 109531), (2397, 96645), (2601, 89065), (3411, 67915), (3995, 57987), (4335, 53439), (5685, 40749), (6443, 35955), (7191, 32215), (11985, 19329), (13005, 17813), (13583, 17055)]