634549251

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{491}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 1057996800

約数和(自身を除く): 423447549

約数列:

[1, 3, 7, 19, 21, 41, 57, 79, 123, 133, 237, 287, 399, 491, 553, 779, 861, 1473, 1501, 1659, 2337, 3239, 3437, 4503, 5453, 9329, 9717, 10311, 10507, 16359, 20131, 22673, 27987, 31521, 38789, 60393, 61541, 65303, 68019, 116367, 140917, 184623, 195909, 271523, 382489, 422751, 430787, 736991, 814569, 1147467, 1292361, 1590349, 2210973, 2677423, 4771047, 5158937, 8032269, 11132443, 15476811, 30216631, 33397329, 90649893, 211516417, 634549251]

約数ペア:

[(1, 634549251), (3, 211516417), (7, 90649893), (19, 33397329), (21, 30216631), (41, 15476811), (57, 11132443), (79, 8032269), (123, 5158937), (133, 4771047), (237, 2677423), (287, 2210973), (399, 1590349), (491, 1292361), (553, 1147467), (779, 814569), (861, 736991), (1473, 430787), (1501, 422751), (1659, 382489), (2337, 271523), (3239, 195909), (3437, 184623), (4503, 140917), (5453, 116367), (9329, 68019), (9717, 65303), (10311, 61541), (10507, 60393), (16359, 38789), (20131, 31521), (22673, 27987)]