142738911

素因数分解:

$3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:301

約数の個数: 72

約数和(自身を含む): 253528704

約数和(自身を除く): 110789793

約数列:

[1, 3, 7, 9, 21, 31, 49, 53, 63, 93, 147, 159, 197, 217, 279, 371, 441, 477, 591, 651, 1113, 1379, 1519, 1643, 1773, 1953, 2597, 3339, 4137, 4557, 4929, 6107, 7791, 9653, 10441, 11501, 12411, 13671, 14787, 18321, 23373, 28959, 31323, 34503, 42749, 54963, 73087, 80507, 86877, 93969, 103509, 128247, 219261, 241521, 299243, 323671, 384741, 511609, 657783, 724563, 897729, 971013, 1534827, 2265697, 2693187, 2913039, 4604481, 6797091, 15859879, 20391273, 47579637, 142738911]

約数ペア:

[(1, 142738911), (3, 47579637), (7, 20391273), (9, 15859879), (21, 6797091), (31, 4604481), (49, 2913039), (53, 2693187), (63, 2265697), (93, 1534827), (147, 971013), (159, 897729), (197, 724563), (217, 657783), (279, 511609), (371, 384741), (441, 323671), (477, 299243), (591, 241521), (651, 219261), (1113, 128247), (1379, 103509), (1519, 93969), (1643, 86877), (1773, 80507), (1953, 73087), (2597, 54963), (3339, 42749), (4137, 34503), (4557, 31323), (4929, 28959), (6107, 23373), (7791, 18321), (9653, 14787), (10441, 13671), (11501, 12411)]