15744975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 28203552

約数和(自身を除く): 12458577

約数列:

[1, 3, 5, 15, 17, 25, 51, 53, 75, 85, 159, 233, 255, 265, 425, 699, 795, 901, 1165, 1275, 1325, 2703, 3495, 3961, 3975, 4505, 5825, 11883, 12349, 13515, 17475, 19805, 22525, 37047, 59415, 61745, 67575, 99025, 185235, 209933, 297075, 308725, 629799, 926175, 1049665, 3148995, 5248325, 15744975]

約数ペア:

[(1, 15744975), (3, 5248325), (5, 3148995), (15, 1049665), (17, 926175), (25, 629799), (51, 308725), (53, 297075), (75, 209933), (85, 185235), (159, 99025), (233, 67575), (255, 61745), (265, 59415), (425, 37047), (699, 22525), (795, 19805), (901, 17475), (1165, 13515), (1275, 12349), (1325, 11883), (2703, 5825), (3495, 4505), (3961, 3975)]