173990115

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^2$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 335003760

約数和(自身を除く): 161013645

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 59, 65, 71, 117, 177, 195, 213, 295, 355, 531, 585, 639, 767, 885, 923, 1065, 2301, 2655, 2769, 3195, 3835, 4189, 4615, 5041, 6903, 8307, 11505, 12567, 13845, 15123, 20945, 25205, 34515, 37701, 41535, 45369, 54457, 62835, 65533, 75615, 163371, 188505, 196599, 226845, 272285, 297419, 327665, 490113, 589797, 816855, 892257, 982995, 1487095, 2450565, 2676771, 2948985, 3866447, 4461285, 11599341, 13383855, 19332235, 34798023, 57996705, 173990115]

約数ペア:

[(1, 173990115), (3, 57996705), (5, 34798023), (9, 19332235), (13, 13383855), (15, 11599341), (39, 4461285), (45, 3866447), (59, 2948985), (65, 2676771), (71, 2450565), (117, 1487095), (177, 982995), (195, 892257), (213, 816855), (295, 589797), (355, 490113), (531, 327665), (585, 297419), (639, 272285), (767, 226845), (885, 196599), (923, 188505), (1065, 163371), (2301, 75615), (2655, 65533), (2769, 62835), (3195, 54457), (3835, 45369), (4189, 41535), (4615, 37701), (5041, 34515), (6903, 25205), (8307, 20945), (11505, 15123), (12567, 13845)]