90817215

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{443}}^1$

素因数の和:703

約数の個数: 32

約数和(自身を含む): 148331520

約数和(自身を除く): 57514305

約数列:

[1, 3, 5, 15, 79, 173, 237, 395, 443, 519, 865, 1185, 1329, 2215, 2595, 6645, 13667, 34997, 41001, 68335, 76639, 104991, 174985, 205005, 229917, 383195, 524955, 1149585, 6054481, 18163443, 30272405, 90817215]

約数ペア:

[(1, 90817215), (3, 30272405), (5, 18163443), (15, 6054481), (79, 1149585), (173, 524955), (237, 383195), (395, 229917), (443, 205005), (519, 174985), (865, 104991), (1185, 76639), (1329, 68335), (2215, 41001), (2595, 34997), (6645, 13667)]