23615385

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:158

約数の個数: 64

約数和(自身を含む): 42577920

約数和(自身を除く): 18962535

約数列:

[1, 3, 5, 15, 19, 41, 43, 47, 57, 95, 123, 129, 141, 205, 215, 235, 285, 615, 645, 705, 779, 817, 893, 1763, 1927, 2021, 2337, 2451, 2679, 3895, 4085, 4465, 5289, 5781, 6063, 8815, 9635, 10105, 11685, 12255, 13395, 26445, 28905, 30315, 33497, 36613, 38399, 82861, 100491, 109839, 115197, 167485, 183065, 191995, 248583, 414305, 502455, 549195, 575985, 1242915, 1574359, 4723077, 7871795, 23615385]

約数ペア:

[(1, 23615385), (3, 7871795), (5, 4723077), (15, 1574359), (19, 1242915), (41, 575985), (43, 549195), (47, 502455), (57, 414305), (95, 248583), (123, 191995), (129, 183065), (141, 167485), (205, 115197), (215, 109839), (235, 100491), (285, 82861), (615, 38399), (645, 36613), (705, 33497), (779, 30315), (817, 28905), (893, 26445), (1763, 13395), (1927, 12255), (2021, 11685), (2337, 10105), (2451, 9635), (2679, 8815), (3895, 6063), (4085, 5781), (4465, 5289)]