1207137490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{971}}^1$

素因数の和:1195

約数の個数: 64

約数和(自身を含む): 2392612992

約数和(自身を除く): 1185475502

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 131, 146, 262, 365, 655, 730, 949, 971, 1310, 1703, 1898, 1942, 3406, 4745, 4855, 8515, 9490, 9563, 9710, 12623, 17030, 19126, 25246, 47815, 63115, 70883, 95630, 124319, 126230, 127201, 141766, 248638, 254402, 354415, 621595, 636005, 708830, 921479, 1243190, 1272010, 1653613, 1842958, 3307226, 4607395, 8268065, 9214790, 9285673, 16536130, 18571346, 46428365, 92856730, 120713749, 241427498, 603568745, 1207137490]

約数ペア:

[(1, 1207137490), (2, 603568745), (5, 241427498), (10, 120713749), (13, 92856730), (26, 46428365), (65, 18571346), (73, 16536130), (130, 9285673), (131, 9214790), (146, 8268065), (262, 4607395), (365, 3307226), (655, 1842958), (730, 1653613), (949, 1272010), (971, 1243190), (1310, 921479), (1703, 708830), (1898, 636005), (1942, 621595), (3406, 354415), (4745, 254402), (4855, 248638), (8515, 141766), (9490, 127201), (9563, 126230), (9710, 124319), (12623, 95630), (17030, 70883), (19126, 63115), (25246, 47815)]