639545832

素因数分解:

$2^3\times 3^2\times {\mathrm{97}}^1\times {\mathrm{91573}}^1$

素因数の和:91682

約数の個数: 48

約数和(自身を含む): 1749979140

約数和(自身を除く): 1110433308

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 97, 194, 291, 388, 582, 776, 873, 1164, 1746, 2328, 3492, 6984, 91573, 183146, 274719, 366292, 549438, 732584, 824157, 1098876, 1648314, 2197752, 3296628, 6593256, 8882581, 17765162, 26647743, 35530324, 53295486, 71060648, 79943229, 106590972, 159886458, 213181944, 319772916, 639545832]

約数ペア:

[(1, 639545832), (2, 319772916), (3, 213181944), (4, 159886458), (6, 106590972), (8, 79943229), (9, 71060648), (12, 53295486), (18, 35530324), (24, 26647743), (36, 17765162), (72, 8882581), (97, 6593256), (194, 3296628), (291, 2197752), (388, 1648314), (582, 1098876), (776, 824157), (873, 732584), (1164, 549438), (1746, 366292), (2328, 274719), (3492, 183146), (6984, 91573)]