9972235

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 15628032

約数和(自身を除く): 5655797

約数列:

[1, 5, 7, 13, 31, 35, 49, 65, 91, 101, 155, 217, 245, 403, 455, 505, 637, 707, 1085, 1313, 1519, 2015, 2821, 3131, 3185, 3535, 4949, 6565, 7595, 9191, 14105, 15655, 19747, 21917, 24745, 40703, 45955, 64337, 98735, 109585, 153419, 203515, 284921, 321685, 767095, 1424605, 1994447, 9972235]

約数ペア:

[(1, 9972235), (5, 1994447), (7, 1424605), (13, 767095), (31, 321685), (35, 284921), (49, 203515), (65, 153419), (91, 109585), (101, 98735), (155, 64337), (217, 45955), (245, 40703), (403, 24745), (455, 21917), (505, 19747), (637, 15655), (707, 14105), (1085, 9191), (1313, 7595), (1519, 6565), (2015, 4949), (2821, 3535), (3131, 3185)]