15942045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 64

約数和(自身を含む): 31426560

約数和(自身を除く): 15484515

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 61, 95, 105, 131, 133, 183, 285, 305, 393, 399, 427, 655, 665, 915, 917, 1159, 1281, 1965, 1995, 2135, 2489, 2751, 3477, 4585, 5795, 6405, 7467, 7991, 8113, 12445, 13755, 17385, 17423, 23973, 24339, 37335, 39955, 40565, 52269, 55937, 87115, 119865, 121695, 151829, 167811, 261345, 279685, 455487, 759145, 839055, 1062803, 2277435, 3188409, 5314015, 15942045]

約数ペア:

[(1, 15942045), (3, 5314015), (5, 3188409), (7, 2277435), (15, 1062803), (19, 839055), (21, 759145), (35, 455487), (57, 279685), (61, 261345), (95, 167811), (105, 151829), (131, 121695), (133, 119865), (183, 87115), (285, 55937), (305, 52269), (393, 40565), (399, 39955), (427, 37335), (655, 24339), (665, 23973), (915, 17423), (917, 17385), (1159, 13755), (1281, 12445), (1965, 8113), (1995, 7991), (2135, 7467), (2489, 6405), (2751, 5795), (3477, 4585)]