12928008

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 33672960

約数和(自身を除く): 20744952

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 73, 94, 141, 146, 157, 188, 219, 282, 292, 314, 376, 438, 471, 564, 584, 628, 876, 942, 1128, 1256, 1752, 1884, 3431, 3768, 6862, 7379, 10293, 11461, 13724, 14758, 20586, 22137, 22922, 27448, 29516, 34383, 41172, 44274, 45844, 59032, 68766, 82344, 88548, 91688, 137532, 177096, 275064, 538667, 1077334, 1616001, 2154668, 3232002, 4309336, 6464004, 12928008]

約数ペア:

[(1, 12928008), (2, 6464004), (3, 4309336), (4, 3232002), (6, 2154668), (8, 1616001), (12, 1077334), (24, 538667), (47, 275064), (73, 177096), (94, 137532), (141, 91688), (146, 88548), (157, 82344), (188, 68766), (219, 59032), (282, 45844), (292, 44274), (314, 41172), (376, 34383), (438, 29516), (471, 27448), (564, 22922), (584, 22137), (628, 20586), (876, 14758), (942, 13724), (1128, 11461), (1256, 10293), (1752, 7379), (1884, 6862), (3431, 3768)]