163921366

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{683}}^1$

素因数の和:809

約数の個数: 48

約数和(自身を含む): 299427840

約数和(自身を除く): 135506474

約数列:

[1, 2, 7, 14, 31, 49, 62, 79, 98, 158, 217, 434, 553, 683, 1106, 1366, 1519, 2449, 3038, 3871, 4781, 4898, 7742, 9562, 17143, 21173, 33467, 34286, 42346, 53957, 66934, 107914, 120001, 148211, 240002, 296422, 377699, 755398, 1037477, 1672667, 2074954, 2643893, 3345334, 5287786, 11708669, 23417338, 81960683, 163921366]

約数ペア:

[(1, 163921366), (2, 81960683), (7, 23417338), (14, 11708669), (31, 5287786), (49, 3345334), (62, 2643893), (79, 2074954), (98, 1672667), (158, 1037477), (217, 755398), (434, 377699), (553, 296422), (683, 240002), (1106, 148211), (1366, 120001), (1519, 107914), (2449, 66934), (3038, 53957), (3871, 42346), (4781, 34286), (4898, 33467), (7742, 21173), (9562, 17143)]