28212954

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{773}}^1$

素因数の和:875

約数の個数: 64

約数和(自身を含む): 71331840

約数和(自身を除く): 43118886

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 79, 154, 158, 231, 237, 462, 474, 553, 773, 869, 1106, 1546, 1659, 1738, 2319, 2607, 3318, 4638, 5214, 5411, 6083, 8503, 10822, 12166, 16233, 17006, 18249, 25509, 32466, 36498, 51018, 59521, 61067, 119042, 122134, 178563, 183201, 357126, 366402, 427469, 671737, 854938, 1282407, 1343474, 2015211, 2564814, 4030422, 4702159, 9404318, 14106477, 28212954]

約数ペア:

[(1, 28212954), (2, 14106477), (3, 9404318), (6, 4702159), (7, 4030422), (11, 2564814), (14, 2015211), (21, 1343474), (22, 1282407), (33, 854938), (42, 671737), (66, 427469), (77, 366402), (79, 357126), (154, 183201), (158, 178563), (231, 122134), (237, 119042), (462, 61067), (474, 59521), (553, 51018), (773, 36498), (869, 32466), (1106, 25509), (1546, 18249), (1659, 17006), (1738, 16233), (2319, 12166), (2607, 10822), (3318, 8503), (4638, 6083), (5214, 5411)]