31550115

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 54434016

約数和(自身を除く): 22883901

約数列:

[1, 3, 5, 15, 29, 41, 61, 87, 123, 145, 183, 205, 305, 435, 615, 841, 915, 1189, 1769, 2501, 2523, 3567, 4205, 5307, 5945, 7503, 8845, 12505, 12615, 17835, 26535, 34481, 37515, 51301, 72529, 103443, 153903, 172405, 217587, 256505, 362645, 517215, 769515, 1087935, 2103341, 6310023, 10516705, 31550115]

約数ペア:

[(1, 31550115), (3, 10516705), (5, 6310023), (15, 2103341), (29, 1087935), (41, 769515), (61, 517215), (87, 362645), (123, 256505), (145, 217587), (183, 172405), (205, 153903), (305, 103443), (435, 72529), (615, 51301), (841, 37515), (915, 34481), (1189, 26535), (1769, 17835), (2501, 12615), (2523, 12505), (3567, 8845), (4205, 7503), (5307, 5945)]