989969358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{7823}}^1$

素因数の和:7989

約数の個数: 64

約数和(自身を含む): 2379497472

約数和(自身を除く): 1389528114

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 131, 138, 161, 262, 322, 393, 483, 786, 917, 966, 1834, 2751, 3013, 5502, 6026, 7823, 9039, 15646, 18078, 21091, 23469, 42182, 46938, 54761, 63273, 109522, 126546, 164283, 179929, 328566, 359858, 539787, 1024813, 1079574, 1259503, 2049626, 2519006, 3074439, 3778509, 6148878, 7173691, 7557018, 14347382, 21521073, 23570699, 43042146, 47141398, 70712097, 141424194, 164994893, 329989786, 494984679, 989969358]

約数ペア:

[(1, 989969358), (2, 494984679), (3, 329989786), (6, 164994893), (7, 141424194), (14, 70712097), (21, 47141398), (23, 43042146), (42, 23570699), (46, 21521073), (69, 14347382), (131, 7557018), (138, 7173691), (161, 6148878), (262, 3778509), (322, 3074439), (393, 2519006), (483, 2049626), (786, 1259503), (917, 1079574), (966, 1024813), (1834, 539787), (2751, 359858), (3013, 328566), (5502, 179929), (6026, 164283), (7823, 126546), (9039, 109522), (15646, 63273), (18078, 54761), (21091, 46938), (23469, 42182)]