405856932

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 1044984192

約数和(自身を除く): 639127260

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 157, 219, 227, 292, 314, 438, 454, 471, 628, 681, 876, 908, 942, 949, 1362, 1884, 1898, 2041, 2724, 2847, 2951, 3796, 4082, 5694, 5902, 6123, 8164, 8853, 11388, 11461, 11804, 12246, 16571, 17706, 22922, 24492, 33142, 34383, 35412, 35639, 45844, 49713, 66284, 68766, 71278, 99426, 106917, 137532, 142556, 148993, 198852, 213834, 215423, 297986, 427668, 430846, 446979, 463307, 595972, 646269, 861692, 893958, 926614, 1292538, 1389921, 1787916, 1853228, 2585076, 2601647, 2779842, 5203294, 5559684, 7804941, 10406588, 15609882, 31219764, 33821411, 67642822, 101464233, 135285644, 202928466, 405856932]

約数ペア:

[(1, 405856932), (2, 202928466), (3, 135285644), (4, 101464233), (6, 67642822), (12, 33821411), (13, 31219764), (26, 15609882), (39, 10406588), (52, 7804941), (73, 5559684), (78, 5203294), (146, 2779842), (156, 2601647), (157, 2585076), (219, 1853228), (227, 1787916), (292, 1389921), (314, 1292538), (438, 926614), (454, 893958), (471, 861692), (628, 646269), (681, 595972), (876, 463307), (908, 446979), (942, 430846), (949, 427668), (1362, 297986), (1884, 215423), (1898, 213834), (2041, 198852), (2724, 148993), (2847, 142556), (2951, 137532), (3796, 106917), (4082, 99426), (5694, 71278), (5902, 68766), (6123, 66284), (8164, 49713), (8853, 45844), (11388, 35639), (11461, 35412), (11804, 34383), (12246, 33142), (16571, 24492), (17706, 22922)]