639714876

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{317}}^1$

素因数の和:563

約数の個数: 96

約数和(自身を含む): 1615541760

約数和(自身を除く): 975826884

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 53, 57, 76, 106, 114, 159, 167, 212, 228, 317, 318, 334, 501, 634, 636, 668, 951, 1002, 1007, 1268, 1902, 2004, 2014, 3021, 3173, 3804, 4028, 6023, 6042, 6346, 8851, 9519, 12046, 12084, 12692, 16801, 17702, 18069, 19038, 24092, 26553, 33602, 35404, 36138, 38076, 50403, 52939, 53106, 67204, 72276, 100806, 105878, 106212, 158817, 168169, 201612, 211756, 317634, 319219, 336338, 504507, 635268, 638438, 672676, 957657, 1005841, 1009014, 1276876, 1915314, 2011682, 2018028, 2805767, 3017523, 3830628, 4023364, 5611534, 6035046, 8417301, 11223068, 12070092, 16834602, 33669204, 53309573, 106619146, 159928719, 213238292, 319857438, 639714876]

約数ペア:

[(1, 639714876), (2, 319857438), (3, 213238292), (4, 159928719), (6, 106619146), (12, 53309573), (19, 33669204), (38, 16834602), (53, 12070092), (57, 11223068), (76, 8417301), (106, 6035046), (114, 5611534), (159, 4023364), (167, 3830628), (212, 3017523), (228, 2805767), (317, 2018028), (318, 2011682), (334, 1915314), (501, 1276876), (634, 1009014), (636, 1005841), (668, 957657), (951, 672676), (1002, 638438), (1007, 635268), (1268, 504507), (1902, 336338), (2004, 319219), (2014, 317634), (3021, 211756), (3173, 201612), (3804, 168169), (4028, 158817), (6023, 106212), (6042, 105878), (6346, 100806), (8851, 72276), (9519, 67204), (12046, 53106), (12084, 52939), (12692, 50403), (16801, 38076), (17702, 36138), (18069, 35404), (19038, 33602), (24092, 26553)]