398684916

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{4751}}^1$

素因数の和:4811

約数の個数: 120

約数和(自身を含む): 1223582976

約数和(自身を除く): 824898060

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 54, 63, 74, 81, 84, 108, 111, 126, 148, 162, 189, 222, 252, 259, 324, 333, 378, 444, 518, 567, 666, 756, 777, 999, 1036, 1134, 1332, 1554, 1998, 2268, 2331, 2997, 3108, 3996, 4662, 4751, 5994, 6993, 9324, 9502, 11988, 13986, 14253, 19004, 20979, 27972, 28506, 33257, 41958, 42759, 57012, 66514, 83916, 85518, 99771, 128277, 133028, 171036, 175787, 199542, 256554, 299313, 351574, 384831, 399084, 513108, 527361, 598626, 703148, 769662, 897939, 1054722, 1197252, 1230509, 1539324, 1582083, 1795878, 2109444, 2461018, 2693817, 3164166, 3591756, 3691527, 4746249, 4922036, 5387634, 6328332, 7383054, 9492498, 10775268, 11074581, 14238747, 14766108, 18984996, 22149162, 28477494, 33223743, 44298324, 56954988, 66447486, 99671229, 132894972, 199342458, 398684916]

約数ペア:

[(1, 398684916), (2, 199342458), (3, 132894972), (4, 99671229), (6, 66447486), (7, 56954988), (9, 44298324), (12, 33223743), (14, 28477494), (18, 22149162), (21, 18984996), (27, 14766108), (28, 14238747), (36, 11074581), (37, 10775268), (42, 9492498), (54, 7383054), (63, 6328332), (74, 5387634), (81, 4922036), (84, 4746249), (108, 3691527), (111, 3591756), (126, 3164166), (148, 2693817), (162, 2461018), (189, 2109444), (222, 1795878), (252, 1582083), (259, 1539324), (324, 1230509), (333, 1197252), (378, 1054722), (444, 897939), (518, 769662), (567, 703148), (666, 598626), (756, 527361), (777, 513108), (999, 399084), (1036, 384831), (1134, 351574), (1332, 299313), (1554, 256554), (1998, 199542), (2268, 175787), (2331, 171036), (2997, 133028), (3108, 128277), (3996, 99771), (4662, 85518), (4751, 83916), (5994, 66514), (6993, 57012), (9324, 42759), (9502, 41958), (11988, 33257), (13986, 28506), (14253, 27972), (19004, 20979)]