28990364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 56857248

約数和(自身を除く): 27866884

約数列:

[1, 2, 4, 13, 26, 52, 53, 67, 106, 134, 157, 212, 268, 314, 628, 689, 871, 1378, 1742, 2041, 2756, 3484, 3551, 4082, 7102, 8164, 8321, 10519, 14204, 16642, 21038, 33284, 42076, 46163, 92326, 108173, 136747, 184652, 216346, 273494, 432692, 546988, 557507, 1115014, 2230028, 7247591, 14495182, 28990364]

約数ペア:

[(1, 28990364), (2, 14495182), (4, 7247591), (13, 2230028), (26, 1115014), (52, 557507), (53, 546988), (67, 432692), (106, 273494), (134, 216346), (157, 184652), (212, 136747), (268, 108173), (314, 92326), (628, 46163), (689, 42076), (871, 33284), (1378, 21038), (1742, 16642), (2041, 14204), (2756, 10519), (3484, 8321), (3551, 8164), (4082, 7102)]