31219356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1$

素因数の和:695

約数の個数: 96

約数和(自身を含む): 90603520

約数和(自身を除く): 59384164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 31, 38, 42, 57, 62, 76, 84, 93, 114, 124, 133, 186, 217, 228, 266, 372, 399, 434, 532, 589, 631, 651, 798, 868, 1178, 1262, 1302, 1596, 1767, 1893, 2356, 2524, 2604, 3534, 3786, 4123, 4417, 7068, 7572, 8246, 8834, 11989, 12369, 13251, 16492, 17668, 19561, 23978, 24738, 26502, 35967, 39122, 47956, 49476, 53004, 58683, 71934, 78244, 83923, 117366, 136927, 143868, 167846, 234732, 251769, 273854, 335692, 371659, 410781, 503538, 547708, 743318, 821562, 1007076, 1114977, 1486636, 1643124, 2229954, 2601613, 4459908, 5203226, 7804839, 10406452, 15609678, 31219356]

約数ペア:

[(1, 31219356), (2, 15609678), (3, 10406452), (4, 7804839), (6, 5203226), (7, 4459908), (12, 2601613), (14, 2229954), (19, 1643124), (21, 1486636), (28, 1114977), (31, 1007076), (38, 821562), (42, 743318), (57, 547708), (62, 503538), (76, 410781), (84, 371659), (93, 335692), (114, 273854), (124, 251769), (133, 234732), (186, 167846), (217, 143868), (228, 136927), (266, 117366), (372, 83923), (399, 78244), (434, 71934), (532, 58683), (589, 53004), (631, 49476), (651, 47956), (798, 39122), (868, 35967), (1178, 26502), (1262, 24738), (1302, 23978), (1596, 19561), (1767, 17668), (1893, 16492), (2356, 13251), (2524, 12369), (2604, 11989), (3534, 8834), (3786, 8246), (4123, 7572), (4417, 7068)]