28745892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3083}}^1$

素因数の和:3137

約数の個数: 72

約数和(自身を含む): 85315776

約数和(自身を除く): 56569884

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 74, 84, 111, 126, 148, 222, 252, 259, 333, 444, 518, 666, 777, 1036, 1332, 1554, 2331, 3083, 3108, 4662, 6166, 9249, 9324, 12332, 18498, 21581, 27747, 36996, 43162, 55494, 64743, 86324, 110988, 114071, 129486, 194229, 228142, 258972, 342213, 388458, 456284, 684426, 776916, 798497, 1026639, 1368852, 1596994, 2053278, 2395491, 3193988, 4106556, 4790982, 7186473, 9581964, 14372946, 28745892]

約数ペア:

[(1, 28745892), (2, 14372946), (3, 9581964), (4, 7186473), (6, 4790982), (7, 4106556), (9, 3193988), (12, 2395491), (14, 2053278), (18, 1596994), (21, 1368852), (28, 1026639), (36, 798497), (37, 776916), (42, 684426), (63, 456284), (74, 388458), (84, 342213), (111, 258972), (126, 228142), (148, 194229), (222, 129486), (252, 114071), (259, 110988), (333, 86324), (444, 64743), (518, 55494), (666, 43162), (777, 36996), (1036, 27747), (1332, 21581), (1554, 18498), (2331, 12332), (3083, 9324), (3108, 9249), (4662, 6166)]