42195915

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{691}}^1$

素因数の和:784

約数の個数: 48

約数和(自身を含む): 77725440

約数和(自身を除く): 35529525

約数列:

[1, 3, 5, 9, 15, 23, 45, 59, 69, 115, 177, 207, 295, 345, 531, 691, 885, 1035, 1357, 2073, 2655, 3455, 4071, 6219, 6785, 10365, 12213, 15893, 20355, 31095, 40769, 47679, 61065, 79465, 122307, 143037, 203845, 238395, 366921, 611535, 715185, 937687, 1834605, 2813061, 4688435, 8439183, 14065305, 42195915]

約数ペア:

[(1, 42195915), (3, 14065305), (5, 8439183), (9, 4688435), (15, 2813061), (23, 1834605), (45, 937687), (59, 715185), (69, 611535), (115, 366921), (177, 238395), (207, 203845), (295, 143037), (345, 122307), (531, 79465), (691, 61065), (885, 47679), (1035, 40769), (1357, 31095), (2073, 20355), (2655, 15893), (3455, 12213), (4071, 10365), (6219, 6785)]