61821972

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:186

約数の個数: 108

約数和(自身を含む): 169749216

約数和(自身を除く): 107927244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 67, 71, 76, 114, 134, 142, 171, 201, 213, 228, 268, 284, 342, 361, 402, 426, 603, 639, 684, 722, 804, 852, 1083, 1206, 1273, 1278, 1349, 1444, 2166, 2412, 2546, 2556, 2698, 3249, 3819, 4047, 4332, 4757, 5092, 5396, 6498, 7638, 8094, 9514, 11457, 12141, 12996, 14271, 15276, 16188, 19028, 22914, 24187, 24282, 25631, 28542, 42813, 45828, 48374, 48564, 51262, 57084, 72561, 76893, 85626, 90383, 96748, 102524, 145122, 153786, 171252, 180766, 217683, 230679, 271149, 290244, 307572, 361532, 435366, 461358, 542298, 813447, 870732, 922716, 1084596, 1626894, 1717277, 3253788, 3434554, 5151831, 6869108, 10303662, 15455493, 20607324, 30910986, 61821972]

約数ペア:

[(1, 61821972), (2, 30910986), (3, 20607324), (4, 15455493), (6, 10303662), (9, 6869108), (12, 5151831), (18, 3434554), (19, 3253788), (36, 1717277), (38, 1626894), (57, 1084596), (67, 922716), (71, 870732), (76, 813447), (114, 542298), (134, 461358), (142, 435366), (171, 361532), (201, 307572), (213, 290244), (228, 271149), (268, 230679), (284, 217683), (342, 180766), (361, 171252), (402, 153786), (426, 145122), (603, 102524), (639, 96748), (684, 90383), (722, 85626), (804, 76893), (852, 72561), (1083, 57084), (1206, 51262), (1273, 48564), (1278, 48374), (1349, 45828), (1444, 42813), (2166, 28542), (2412, 25631), (2546, 24282), (2556, 24187), (2698, 22914), (3249, 19028), (3819, 16188), (4047, 15276), (4332, 14271), (4757, 12996), (5092, 12141), (5396, 11457), (6498, 9514), (7638, 8094)]