3128778828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1999}}^1\times {\mathrm{6211}}^1$

素因数の和:8227

約数の個数: 72

約数和(自身を含む): 9044672000

約数和(自身を除く): 5915893172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1999, 3998, 5997, 6211, 7996, 11994, 12422, 13993, 17991, 18633, 23988, 24844, 27986, 35982, 37266, 41979, 43477, 55899, 55972, 71964, 74532, 83958, 86954, 111798, 125937, 130431, 167916, 173908, 223596, 251874, 260862, 391293, 503748, 521724, 782586, 1565172, 12415789, 24831578, 37247367, 49663156, 74494734, 86910523, 111742101, 148989468, 173821046, 223484202, 260731569, 347642092, 446968404, 521463138, 782194707, 1042926276, 1564389414, 3128778828]

約数ペア:

[(1, 3128778828), (2, 1564389414), (3, 1042926276), (4, 782194707), (6, 521463138), (7, 446968404), (9, 347642092), (12, 260731569), (14, 223484202), (18, 173821046), (21, 148989468), (28, 111742101), (36, 86910523), (42, 74494734), (63, 49663156), (84, 37247367), (126, 24831578), (252, 12415789), (1999, 1565172), (3998, 782586), (5997, 521724), (6211, 503748), (7996, 391293), (11994, 260862), (12422, 251874), (13993, 223596), (17991, 173908), (18633, 167916), (23988, 130431), (24844, 125937), (27986, 111798), (35982, 86954), (37266, 83958), (41979, 74532), (43477, 71964), (55899, 55972)]