528978618

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{20681}}^1$

素因数の和:20732

約数の個数: 72

約数和(自身を含む): 1379282580

約数和(自身を除く): 850303962

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 49, 58, 63, 87, 98, 126, 147, 174, 203, 261, 294, 406, 441, 522, 609, 882, 1218, 1421, 1827, 2842, 3654, 4263, 8526, 12789, 20681, 25578, 41362, 62043, 124086, 144767, 186129, 289534, 372258, 434301, 599749, 868602, 1013369, 1199498, 1302903, 1799247, 2026738, 2605806, 3040107, 3598494, 4198243, 5397741, 6080214, 8396486, 9120321, 10795482, 12594729, 18240642, 25189458, 29387701, 37784187, 58775402, 75568374, 88163103, 176326206, 264489309, 528978618]

約数ペア:

[(1, 528978618), (2, 264489309), (3, 176326206), (6, 88163103), (7, 75568374), (9, 58775402), (14, 37784187), (18, 29387701), (21, 25189458), (29, 18240642), (42, 12594729), (49, 10795482), (58, 9120321), (63, 8396486), (87, 6080214), (98, 5397741), (126, 4198243), (147, 3598494), (174, 3040107), (203, 2605806), (261, 2026738), (294, 1799247), (406, 1302903), (441, 1199498), (522, 1013369), (609, 868602), (882, 599749), (1218, 434301), (1421, 372258), (1827, 289534), (2842, 186129), (3654, 144767), (4263, 124086), (8526, 62043), (12789, 41362), (20681, 25578)]