28735575

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 52770432

約数和(自身を除く): 24034857

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 61, 75, 165, 183, 275, 305, 571, 671, 825, 915, 1525, 1713, 2013, 2855, 3355, 4575, 6281, 8565, 10065, 14275, 16775, 18843, 31405, 34831, 42825, 50325, 94215, 104493, 157025, 174155, 383141, 471075, 522465, 870775, 1149423, 1915705, 2612325, 5747115, 9578525, 28735575]

約数ペア:

[(1, 28735575), (3, 9578525), (5, 5747115), (11, 2612325), (15, 1915705), (25, 1149423), (33, 870775), (55, 522465), (61, 471075), (75, 383141), (165, 174155), (183, 157025), (275, 104493), (305, 94215), (571, 50325), (671, 42825), (825, 34831), (915, 31405), (1525, 18843), (1713, 16775), (2013, 14275), (2855, 10065), (3355, 8565), (4575, 6281)]