187415145

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2011}}^1$

素因数の和:2150

約数の個数: 48

約数和(自身を含む): 345259200

約数和(自身を除く): 157844055

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 109, 171, 285, 327, 545, 855, 981, 1635, 2011, 2071, 4905, 6033, 6213, 10055, 10355, 18099, 18639, 30165, 31065, 38209, 90495, 93195, 114627, 191045, 219199, 343881, 573135, 657597, 1095995, 1719405, 1972791, 3287985, 4164781, 9863955, 12494343, 20823905, 37483029, 62471715, 187415145]

約数ペア:

[(1, 187415145), (3, 62471715), (5, 37483029), (9, 20823905), (15, 12494343), (19, 9863955), (45, 4164781), (57, 3287985), (95, 1972791), (109, 1719405), (171, 1095995), (285, 657597), (327, 573135), (545, 343881), (855, 219199), (981, 191045), (1635, 114627), (2011, 93195), (2071, 90495), (4905, 38209), (6033, 31065), (6213, 30165), (10055, 18639), (10355, 18099)]