211314352

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1319}}^1$

素因数の和:1394

約数の個数: 80

約数和(自身を含む): 471398400

約数和(自身を除く): 260084048

約数列:

[1, 2, 4, 8, 16, 17, 19, 31, 34, 38, 62, 68, 76, 124, 136, 152, 248, 272, 304, 323, 496, 527, 589, 646, 1054, 1178, 1292, 1319, 2108, 2356, 2584, 2638, 4216, 4712, 5168, 5276, 8432, 9424, 10013, 10552, 20026, 21104, 22423, 25061, 40052, 40889, 44846, 50122, 80104, 81778, 89692, 100244, 160208, 163556, 179384, 200488, 327112, 358768, 400976, 426037, 654224, 695113, 776891, 852074, 1390226, 1553782, 1704148, 2780452, 3107564, 3408296, 5560904, 6215128, 6816592, 11121808, 12430256, 13207147, 26414294, 52828588, 105657176, 211314352]

約数ペア:

[(1, 211314352), (2, 105657176), (4, 52828588), (8, 26414294), (16, 13207147), (17, 12430256), (19, 11121808), (31, 6816592), (34, 6215128), (38, 5560904), (62, 3408296), (68, 3107564), (76, 2780452), (124, 1704148), (136, 1553782), (152, 1390226), (248, 852074), (272, 776891), (304, 695113), (323, 654224), (496, 426037), (527, 400976), (589, 358768), (646, 327112), (1054, 200488), (1178, 179384), (1292, 163556), (1319, 160208), (2108, 100244), (2356, 89692), (2584, 81778), (2638, 80104), (4216, 50122), (4712, 44846), (5168, 40889), (5276, 40052), (8432, 25061), (9424, 22423), (10013, 21104), (10552, 20026)]