28996330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 60611328

約数和(自身を除く): 31614998

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 73, 110, 115, 146, 157, 230, 253, 314, 365, 506, 730, 785, 803, 1265, 1570, 1606, 1679, 1727, 2530, 3358, 3454, 3611, 4015, 7222, 8030, 8395, 8635, 11461, 16790, 17270, 18055, 18469, 22922, 36110, 36938, 39721, 57305, 79442, 92345, 114610, 126071, 184690, 198605, 252142, 263603, 397210, 527206, 630355, 1260710, 1318015, 2636030, 2899633, 5799266, 14498165, 28996330]

約数ペア:

[(1, 28996330), (2, 14498165), (5, 5799266), (10, 2899633), (11, 2636030), (22, 1318015), (23, 1260710), (46, 630355), (55, 527206), (73, 397210), (110, 263603), (115, 252142), (146, 198605), (157, 184690), (230, 126071), (253, 114610), (314, 92345), (365, 79442), (506, 57305), (730, 39721), (785, 36938), (803, 36110), (1265, 22922), (1570, 18469), (1606, 18055), (1679, 17270), (1727, 16790), (2530, 11461), (3358, 8635), (3454, 8395), (3611, 8030), (4015, 7222)]