69215805

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 123190704

約数和(自身を除く): 53974899

約数列:

[1, 3, 5, 9, 15, 45, 97, 101, 157, 291, 303, 471, 485, 505, 785, 873, 909, 1413, 1455, 1515, 2355, 4365, 4545, 7065, 9797, 15229, 15857, 29391, 45687, 47571, 48985, 76145, 79285, 88173, 137061, 142713, 146955, 228435, 237855, 440865, 685305, 713565, 1538129, 4614387, 7690645, 13843161, 23071935, 69215805]

約数ペア:

[(1, 69215805), (3, 23071935), (5, 13843161), (9, 7690645), (15, 4614387), (45, 1538129), (97, 713565), (101, 685305), (157, 440865), (291, 237855), (303, 228435), (471, 146955), (485, 142713), (505, 137061), (785, 88173), (873, 79285), (909, 76145), (1413, 48985), (1455, 47571), (1515, 45687), (2355, 29391), (4365, 15857), (4545, 15229), (7065, 9797)]