31239078

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 71850240

約数和(自身を除く): 40611162

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 107, 114, 197, 214, 247, 321, 394, 494, 591, 642, 741, 1182, 1391, 1482, 2033, 2561, 2782, 3743, 4066, 4173, 5122, 6099, 7486, 7683, 8346, 11229, 12198, 15366, 21079, 22458, 26429, 42158, 48659, 52858, 63237, 79287, 97318, 126474, 145977, 158574, 274027, 291954, 400501, 548054, 801002, 822081, 1201503, 1644162, 2403006, 5206513, 10413026, 15619539, 31239078]

約数ペア:

[(1, 31239078), (2, 15619539), (3, 10413026), (6, 5206513), (13, 2403006), (19, 1644162), (26, 1201503), (38, 822081), (39, 801002), (57, 548054), (78, 400501), (107, 291954), (114, 274027), (197, 158574), (214, 145977), (247, 126474), (321, 97318), (394, 79287), (494, 63237), (591, 52858), (642, 48659), (741, 42158), (1182, 26429), (1391, 22458), (1482, 21079), (2033, 15366), (2561, 12198), (2782, 11229), (3743, 8346), (4066, 7683), (4173, 7486), (5122, 6099)]