1878474654

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{2731}}^1$

素因数の和:2902

約数の個数: 96

約数和(自身を含む): 4786988544

約数和(自身を除く): 2908513890

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 53, 63, 103, 106, 126, 159, 206, 309, 318, 371, 477, 618, 721, 742, 927, 954, 1113, 1442, 1854, 2163, 2226, 2731, 3339, 4326, 5459, 5462, 6489, 6678, 8193, 10918, 12978, 16377, 16386, 19117, 24579, 32754, 38213, 38234, 49131, 49158, 57351, 76426, 98262, 114639, 114702, 144743, 172053, 229278, 281293, 289486, 343917, 344106, 434229, 562586, 687834, 843879, 868458, 1013201, 1302687, 1687758, 1969051, 2026402, 2531637, 2605374, 3039603, 3938102, 5063274, 5907153, 6079206, 9118809, 11814306, 14908529, 17721459, 18237618, 29817058, 35442918, 44725587, 89451174, 104359703, 134176761, 208719406, 268353522, 313079109, 626158218, 939237327, 1878474654]

約数ペア:

[(1, 1878474654), (2, 939237327), (3, 626158218), (6, 313079109), (7, 268353522), (9, 208719406), (14, 134176761), (18, 104359703), (21, 89451174), (42, 44725587), (53, 35442918), (63, 29817058), (103, 18237618), (106, 17721459), (126, 14908529), (159, 11814306), (206, 9118809), (309, 6079206), (318, 5907153), (371, 5063274), (477, 3938102), (618, 3039603), (721, 2605374), (742, 2531637), (927, 2026402), (954, 1969051), (1113, 1687758), (1442, 1302687), (1854, 1013201), (2163, 868458), (2226, 843879), (2731, 687834), (3339, 562586), (4326, 434229), (5459, 344106), (5462, 343917), (6489, 289486), (6678, 281293), (8193, 229278), (10918, 172053), (12978, 144743), (16377, 114702), (16386, 114639), (19117, 98262), (24579, 76426), (32754, 57351), (38213, 49158), (38234, 49131)]