79878526

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^3\times {\mathrm{53}}^1$

素因数の和:115

約数の個数: 64

約数和(自身を含む): 154224000

約数和(自身を除く): 74345474

約数列:

[1, 2, 7, 13, 14, 26, 49, 53, 91, 98, 106, 169, 182, 338, 343, 371, 637, 686, 689, 742, 1183, 1274, 1378, 2197, 2366, 2597, 4394, 4459, 4823, 5194, 8281, 8918, 8957, 9646, 15379, 16562, 17914, 18179, 30758, 33761, 36358, 57967, 62699, 67522, 107653, 115934, 116441, 125398, 215306, 232882, 236327, 438893, 472654, 753571, 815087, 877786, 1507142, 1630174, 3072251, 5705609, 6144502, 11411218, 39939263, 79878526]

約数ペア:

[(1, 79878526), (2, 39939263), (7, 11411218), (13, 6144502), (14, 5705609), (26, 3072251), (49, 1630174), (53, 1507142), (91, 877786), (98, 815087), (106, 753571), (169, 472654), (182, 438893), (338, 236327), (343, 232882), (371, 215306), (637, 125398), (686, 116441), (689, 115934), (742, 107653), (1183, 67522), (1274, 62699), (1378, 57967), (2197, 36358), (2366, 33761), (2597, 30758), (4394, 18179), (4459, 17914), (4823, 16562), (5194, 15379), (8281, 9646), (8918, 8957)]