15691258215

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{19373}}^1$

素因数の和:19864

約数の個数: 48

約数和(自身を含む): 27926458560

約数和(自身を除く): 12235200345

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 439, 615, 1317, 1845, 2195, 3951, 6585, 17999, 19373, 19755, 53997, 58119, 89995, 96865, 161991, 174357, 269985, 290595, 794293, 809955, 871785, 2382879, 3971465, 7148637, 8504747, 11914395, 25514241, 35743185, 42523735, 76542723, 127571205, 348694627, 382713615, 1046083881, 1743473135, 3138251643, 5230419405, 15691258215]

約数ペア:

[(1, 15691258215), (3, 5230419405), (5, 3138251643), (9, 1743473135), (15, 1046083881), (41, 382713615), (45, 348694627), (123, 127571205), (205, 76542723), (369, 42523735), (439, 35743185), (615, 25514241), (1317, 11914395), (1845, 8504747), (2195, 7148637), (3951, 3971465), (6585, 2382879), (17999, 871785), (19373, 809955), (19755, 794293), (53997, 290595), (58119, 269985), (89995, 174357), (96865, 161991)]