221458804

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1889}}^1$

素因数の和:2032

約数の個数: 48

約数和(自身を含む): 457228800

約数和(自身を除く): 235769996

約数列:

[1, 2, 4, 7, 14, 28, 53, 79, 106, 158, 212, 316, 371, 553, 742, 1106, 1484, 1889, 2212, 3778, 4187, 7556, 8374, 13223, 16748, 26446, 29309, 52892, 58618, 100117, 117236, 149231, 200234, 298462, 400468, 596924, 700819, 1044617, 1401638, 2089234, 2803276, 4178468, 7909243, 15818486, 31636972, 55364701, 110729402, 221458804]

約数ペア:

[(1, 221458804), (2, 110729402), (4, 55364701), (7, 31636972), (14, 15818486), (28, 7909243), (53, 4178468), (79, 2803276), (106, 2089234), (158, 1401638), (212, 1044617), (316, 700819), (371, 596924), (553, 400468), (742, 298462), (1106, 200234), (1484, 149231), (1889, 117236), (2212, 100117), (3778, 58618), (4187, 52892), (7556, 29309), (8374, 26446), (13223, 16748)]