31783428

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{1721}}^1$

素因数の和:1759

約数の個数: 72

約数和(自身を含む): 87753120

約数和(自身を除く): 55969692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 486, 513, 684, 972, 1026, 1539, 1721, 2052, 3078, 3442, 4617, 5163, 6156, 6884, 9234, 10326, 15489, 18468, 20652, 30978, 32699, 46467, 61956, 65398, 92934, 98097, 130796, 139401, 185868, 196194, 278802, 294291, 392388, 418203, 557604, 588582, 836406, 882873, 1177164, 1672812, 1765746, 2648619, 3531492, 5297238, 7945857, 10594476, 15891714, 31783428]

約数ペア:

[(1, 31783428), (2, 15891714), (3, 10594476), (4, 7945857), (6, 5297238), (9, 3531492), (12, 2648619), (18, 1765746), (19, 1672812), (27, 1177164), (36, 882873), (38, 836406), (54, 588582), (57, 557604), (76, 418203), (81, 392388), (108, 294291), (114, 278802), (162, 196194), (171, 185868), (228, 139401), (243, 130796), (324, 98097), (342, 92934), (486, 65398), (513, 61956), (684, 46467), (972, 32699), (1026, 30978), (1539, 20652), (1721, 18468), (2052, 15489), (3078, 10326), (3442, 9234), (4617, 6884), (5163, 6156)]