28943925

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 50472960

約数和(自身を除く): 21529035

約数列:

[1, 3, 5, 15, 25, 31, 59, 75, 93, 155, 177, 211, 295, 465, 633, 775, 885, 1055, 1475, 1829, 2325, 3165, 4425, 5275, 5487, 6541, 9145, 12449, 15825, 19623, 27435, 32705, 37347, 45725, 62245, 98115, 137175, 163525, 186735, 311225, 385919, 490575, 933675, 1157757, 1929595, 5788785, 9647975, 28943925]

約数ペア:

[(1, 28943925), (3, 9647975), (5, 5788785), (15, 1929595), (25, 1157757), (31, 933675), (59, 490575), (75, 385919), (93, 311225), (155, 186735), (177, 163525), (211, 137175), (295, 98115), (465, 62245), (633, 45725), (775, 37347), (885, 32705), (1055, 27435), (1475, 19623), (1829, 15825), (2325, 12449), (3165, 9145), (4425, 6541), (5275, 5487)]