28129032

素因数分解:

$2^3\times 3^4\times {\mathrm{83}}^1\times {\mathrm{523}}^1$

素因数の和:624

約数の個数: 80

約数和(自身を含む): 79889040

約数和(自身を除く): 51760008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 83, 108, 162, 166, 216, 249, 324, 332, 498, 523, 648, 664, 747, 996, 1046, 1494, 1569, 1992, 2092, 2241, 2988, 3138, 4184, 4482, 4707, 5976, 6276, 6723, 8964, 9414, 12552, 13446, 14121, 17928, 18828, 26892, 28242, 37656, 42363, 43409, 53784, 56484, 84726, 86818, 112968, 130227, 169452, 173636, 260454, 338904, 347272, 390681, 520908, 781362, 1041816, 1172043, 1562724, 2344086, 3125448, 3516129, 4688172, 7032258, 9376344, 14064516, 28129032]

約数ペア:

[(1, 28129032), (2, 14064516), (3, 9376344), (4, 7032258), (6, 4688172), (8, 3516129), (9, 3125448), (12, 2344086), (18, 1562724), (24, 1172043), (27, 1041816), (36, 781362), (54, 520908), (72, 390681), (81, 347272), (83, 338904), (108, 260454), (162, 173636), (166, 169452), (216, 130227), (249, 112968), (324, 86818), (332, 84726), (498, 56484), (523, 53784), (648, 43409), (664, 42363), (747, 37656), (996, 28242), (1046, 26892), (1494, 18828), (1569, 17928), (1992, 14121), (2092, 13446), (2241, 12552), (2988, 9414), (3138, 8964), (4184, 6723), (4482, 6276), (4707, 5976)]