31324965

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:171

約数の個数: 96

約数和(自身を含む): 65007360

約数和(自身を除く): 33682395

約数列:

[1, 3, 5, 7, 15, 17, 21, 23, 35, 49, 51, 69, 85, 105, 109, 115, 119, 147, 161, 245, 255, 327, 345, 357, 391, 483, 545, 595, 735, 763, 805, 833, 1127, 1173, 1635, 1785, 1853, 1955, 2289, 2415, 2499, 2507, 2737, 3381, 3815, 4165, 5341, 5559, 5635, 5865, 7521, 8211, 9265, 11445, 12495, 12535, 12971, 13685, 16023, 16905, 17549, 19159, 26705, 27795, 37605, 38913, 41055, 42619, 52647, 57477, 64855, 80115, 87745, 90797, 95795, 122843, 127857, 194565, 213095, 263235, 272391, 287385, 298333, 368529, 453985, 614215, 639285, 894999, 1361955, 1491665, 1842645, 2088331, 4474995, 6264993, 10441655, 31324965]

約数ペア:

[(1, 31324965), (3, 10441655), (5, 6264993), (7, 4474995), (15, 2088331), (17, 1842645), (21, 1491665), (23, 1361955), (35, 894999), (49, 639285), (51, 614215), (69, 453985), (85, 368529), (105, 298333), (109, 287385), (115, 272391), (119, 263235), (147, 213095), (161, 194565), (245, 127857), (255, 122843), (327, 95795), (345, 90797), (357, 87745), (391, 80115), (483, 64855), (545, 57477), (595, 52647), (735, 42619), (763, 41055), (805, 38913), (833, 37605), (1127, 27795), (1173, 26705), (1635, 19159), (1785, 17549), (1853, 16905), (1955, 16023), (2289, 13685), (2415, 12971), (2499, 12535), (2507, 12495), (2737, 11445), (3381, 9265), (3815, 8211), (4165, 7521), (5341, 5865), (5559, 5635)]