1947885

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:169

約数の個数: 32

約数和(自身を含む): 3317760

約数和(自身を除く): 1369875

約数列:

[1, 3, 5, 15, 31, 59, 71, 93, 155, 177, 213, 295, 355, 465, 885, 1065, 1829, 2201, 4189, 5487, 6603, 9145, 11005, 12567, 20945, 27435, 33015, 62835, 129859, 389577, 649295, 1947885]

約数ペア:

[(1, 1947885), (3, 649295), (5, 389577), (15, 129859), (31, 62835), (59, 33015), (71, 27435), (93, 20945), (155, 12567), (177, 11005), (213, 9145), (295, 6603), (355, 5487), (465, 4189), (885, 2201), (1065, 1829)]