8661690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{613}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 22700808

約数和(自身を除く): 14039118

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 157, 314, 471, 613, 785, 942, 1226, 1413, 1570, 1839, 2355, 2826, 3065, 3678, 4710, 5517, 6130, 7065, 9195, 11034, 14130, 18390, 27585, 55170, 96241, 192482, 288723, 481205, 577446, 866169, 962410, 1443615, 1732338, 2887230, 4330845, 8661690]

約数ペア:

[(1, 8661690), (2, 4330845), (3, 2887230), (5, 1732338), (6, 1443615), (9, 962410), (10, 866169), (15, 577446), (18, 481205), (30, 288723), (45, 192482), (90, 96241), (157, 55170), (314, 27585), (471, 18390), (613, 14130), (785, 11034), (942, 9195), (1226, 7065), (1413, 6130), (1570, 5517), (1839, 4710), (2355, 3678), (2826, 3065)]