1238713854

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{21863}}^1$

素因数の和:21965

約数の個数: 64

約数和(自身を含む): 3022479360

約数和(自身を除く): 1783765506

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 71, 114, 133, 142, 213, 266, 399, 426, 497, 798, 994, 1349, 1491, 2698, 2982, 4047, 8094, 9443, 18886, 21863, 28329, 43726, 56658, 65589, 131178, 153041, 306082, 415397, 459123, 830794, 918246, 1246191, 1552273, 2492382, 2907779, 3104546, 4656819, 5815558, 8723337, 9313638, 10865911, 17446674, 21731822, 29493187, 32597733, 58986374, 65195466, 88479561, 176959122, 206452309, 412904618, 619356927, 1238713854]

約数ペア:

[(1, 1238713854), (2, 619356927), (3, 412904618), (6, 206452309), (7, 176959122), (14, 88479561), (19, 65195466), (21, 58986374), (38, 32597733), (42, 29493187), (57, 21731822), (71, 17446674), (114, 10865911), (133, 9313638), (142, 8723337), (213, 5815558), (266, 4656819), (399, 3104546), (426, 2907779), (497, 2492382), (798, 1552273), (994, 1246191), (1349, 918246), (1491, 830794), (2698, 459123), (2982, 415397), (4047, 306082), (8094, 153041), (9443, 131178), (18886, 65589), (21863, 56658), (28329, 43726)]