199800195

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 397135872

約数和(自身を除く): 197335677

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 49, 53, 69, 105, 115, 147, 159, 161, 223, 245, 265, 345, 371, 483, 669, 735, 795, 805, 1113, 1115, 1127, 1219, 1561, 1855, 2415, 2597, 3345, 3381, 3657, 4683, 5129, 5565, 5635, 6095, 7791, 7805, 8533, 10927, 11819, 12985, 15387, 16905, 18285, 23415, 25599, 25645, 32781, 35457, 35903, 38955, 42665, 54635, 59095, 59731, 76935, 82733, 107709, 127995, 163905, 177285, 179193, 179515, 248199, 251321, 271837, 298655, 413665, 538545, 579131, 753963, 815511, 895965, 1240995, 1256605, 1359185, 1737393, 1902859, 2895655, 3769815, 4077555, 5708577, 8686965, 9514295, 13320013, 28542885, 39960039, 66600065, 199800195]

約数ペア:

[(1, 199800195), (3, 66600065), (5, 39960039), (7, 28542885), (15, 13320013), (21, 9514295), (23, 8686965), (35, 5708577), (49, 4077555), (53, 3769815), (69, 2895655), (105, 1902859), (115, 1737393), (147, 1359185), (159, 1256605), (161, 1240995), (223, 895965), (245, 815511), (265, 753963), (345, 579131), (371, 538545), (483, 413665), (669, 298655), (735, 271837), (795, 251321), (805, 248199), (1113, 179515), (1115, 179193), (1127, 177285), (1219, 163905), (1561, 127995), (1855, 107709), (2415, 82733), (2597, 76935), (3345, 59731), (3381, 59095), (3657, 54635), (4683, 42665), (5129, 38955), (5565, 35903), (5635, 35457), (6095, 32781), (7791, 25645), (7805, 25599), (8533, 23415), (10927, 18285), (11819, 16905), (12985, 15387)]