1245889092

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{26821}}^1$

素因数の和:26921

約数の個数: 72

約数和(自身を含む): 3424632960

約数和(自身を除く): 2178743868

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 79, 84, 98, 147, 158, 196, 237, 294, 316, 474, 553, 588, 948, 1106, 1659, 2212, 3318, 3871, 6636, 7742, 11613, 15484, 23226, 26821, 46452, 53642, 80463, 107284, 160926, 187747, 321852, 375494, 563241, 750988, 1126482, 1314229, 2118859, 2252964, 2628458, 3942687, 4237718, 5256916, 6356577, 7885374, 8475436, 12713154, 14832013, 15770748, 25426308, 29664026, 44496039, 59328052, 88992078, 103824091, 177984156, 207648182, 311472273, 415296364, 622944546, 1245889092]

約数ペア:

[(1, 1245889092), (2, 622944546), (3, 415296364), (4, 311472273), (6, 207648182), (7, 177984156), (12, 103824091), (14, 88992078), (21, 59328052), (28, 44496039), (42, 29664026), (49, 25426308), (79, 15770748), (84, 14832013), (98, 12713154), (147, 8475436), (158, 7885374), (196, 6356577), (237, 5256916), (294, 4237718), (316, 3942687), (474, 2628458), (553, 2252964), (588, 2118859), (948, 1314229), (1106, 1126482), (1659, 750988), (2212, 563241), (3318, 375494), (3871, 321852), (6636, 187747), (7742, 160926), (11613, 107284), (15484, 80463), (23226, 53642), (26821, 46452)]