31157948

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 60547200

約数和(自身を除く): 29389252

約数列:

[1, 2, 4, 19, 29, 38, 58, 67, 76, 116, 134, 211, 268, 422, 551, 844, 1102, 1273, 1943, 2204, 2546, 3886, 4009, 5092, 6119, 7772, 8018, 12238, 14137, 16036, 24476, 28274, 36917, 56548, 73834, 116261, 147668, 232522, 268603, 409973, 465044, 537206, 819946, 1074412, 1639892, 7789487, 15578974, 31157948]

約数ペア:

[(1, 31157948), (2, 15578974), (4, 7789487), (19, 1639892), (29, 1074412), (38, 819946), (58, 537206), (67, 465044), (76, 409973), (116, 268603), (134, 232522), (211, 147668), (268, 116261), (422, 73834), (551, 56548), (844, 36917), (1102, 28274), (1273, 24476), (1943, 16036), (2204, 14137), (2546, 12238), (3886, 8018), (4009, 7772), (5092, 6119)]