214678875

素因数分解:

$3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 376197120

約数和(自身を除く): 161518245

約数列:

[1, 3, 5, 15, 25, 31, 59, 75, 93, 125, 155, 177, 295, 313, 375, 465, 775, 885, 939, 1475, 1565, 1829, 2325, 3875, 4425, 4695, 5487, 7375, 7825, 9145, 9703, 11625, 18467, 22125, 23475, 27435, 29109, 39125, 45725, 48515, 55401, 92335, 117375, 137175, 145545, 228625, 242575, 277005, 461675, 572477, 685875, 727725, 1212875, 1385025, 1717431, 2308375, 2862385, 3638625, 6925125, 8587155, 14311925, 42935775, 71559625, 214678875]

約数ペア:

[(1, 214678875), (3, 71559625), (5, 42935775), (15, 14311925), (25, 8587155), (31, 6925125), (59, 3638625), (75, 2862385), (93, 2308375), (125, 1717431), (155, 1385025), (177, 1212875), (295, 727725), (313, 685875), (375, 572477), (465, 461675), (775, 277005), (885, 242575), (939, 228625), (1475, 145545), (1565, 137175), (1829, 117375), (2325, 92335), (3875, 55401), (4425, 48515), (4695, 45725), (5487, 39125), (7375, 29109), (7825, 27435), (9145, 23475), (9703, 22125), (11625, 18467)]