1851645

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:189

約数の個数: 32

約数和(自身を含む): 3196800

約数和(自身を除く): 1345155

約数列:

[1, 3, 5, 15, 19, 57, 73, 89, 95, 219, 267, 285, 365, 445, 1095, 1335, 1387, 1691, 4161, 5073, 6497, 6935, 8455, 19491, 20805, 25365, 32485, 97455, 123443, 370329, 617215, 1851645]

約数ペア:

[(1, 1851645), (3, 617215), (5, 370329), (15, 123443), (19, 97455), (57, 32485), (73, 25365), (89, 20805), (95, 19491), (219, 8455), (267, 6935), (285, 6497), (365, 5073), (445, 4161), (1095, 1691), (1335, 1387)]