1878049342

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{419}}^1$

素因数の和:685

約数の個数: 48

約数和(自身を含む): 3112830000

約数和(自身を除く): 1234780658

約数列:

[1, 2, 13, 26, 89, 149, 169, 178, 298, 338, 419, 838, 1157, 1937, 2314, 3874, 5447, 10894, 13261, 15041, 25181, 26522, 30082, 37291, 50362, 62431, 70811, 74582, 124862, 141622, 172393, 344786, 484783, 811603, 969566, 1623206, 2241109, 4482218, 5556359, 6302179, 10550839, 11112718, 12604358, 21101678, 72232667, 144465334, 939024671, 1878049342]

約数ペア:

[(1, 1878049342), (2, 939024671), (13, 144465334), (26, 72232667), (89, 21101678), (149, 12604358), (169, 11112718), (178, 10550839), (298, 6302179), (338, 5556359), (419, 4482218), (838, 2241109), (1157, 1623206), (1937, 969566), (2314, 811603), (3874, 484783), (5447, 344786), (10894, 172393), (13261, 141622), (15041, 124862), (25181, 74582), (26522, 70811), (30082, 62431), (37291, 50362)]